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Idaho day trips

95 places worth the drive, from the panhandle lakes to the Sawtooths and the Snake River Canyon, region by region. Want to know what's within 2 hours of home?

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North Idaho Lakes 17 spots

Town · Kootenai County

Coeur d'Alene

A resort town with a lakefront park, a long floating boardwalk, lake cruises and a busy downtown for food and shopping.

  • Half day · Easy
  • Year-round
  • Free
  • Crowded on summer weekends; downtown parking is mostly paid (check).

State park · Kootenai County

Farragut State Park

A big park on the south tip of Lake Pend Oreille with over 40 miles of trails, five disc golf courses, a swim beach and a museum of the WWII naval training station.

  • Half day · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • No dogs at Beaver Bay Beach; the Brig museum is open Memorial Day to Labor Day. Highway 54 work may cause detours.

State park · Benewah County

Heyburn State Park

The Pacific Northwest's oldest park (1908) spread over three lakes, with 1930s stone and log buildings, a marsh boardwalk and the Trail of the Coeur d'Alenes trestle.

  • Half day · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Marina work has closed the Rocky Point and Chatcolet launches and limited parking.

Wildlife · Boundary County

Kootenai National Wildlife Refuge

Wetlands and fields in the Kootenai River valley near Bonners Ferry for waterfowl, eagles, moose and deer, with a gravel loop road and short trails.

  • 2-3 hrs · Easy
  • Year-round, sunrise to sunset
  • Free
  • The auto tour route has been closed to cars for road work since July 6, 2026; walkers and bikes can still use it. Call ahead.

Scenic drive · Kootenai County

Lake Coeur d'Alene Scenic Byway

A winding lakeside highway of about 35 miles from I-90 to Harrison, with bays, marshes and winter stops for bald eagles.

  • 2-3 hrs · Easy
  • Year-round
  • Free
  • Narrow and curvy with few pullouts; watch for bikes. Shady stretches can be icy in winter.

Trail · Kootenai County

Mineral Ridge

A 3.3-mile loop climbing about 700 feet to views over Beauty and Wolf Lodge bays, the first BLM recreation site built in Idaho.

  • 2-3 hrs · Moderate
  • Year-round
  • Free
  • Three miles south of I-90 exit 22 on Highway 97, with paved parking, picnic shelters and toilets.

Waterfall · Boundary County

Moyie Falls

A two-step falls in a deep gorge below the 464-foot-high US 2 bridge at Moyie Springs, one of the tallest bridges in Idaho.

  • 1 hr · Easy
  • Best April to June for flow
  • Free (check)
  • The overlook is off a short residential street just west of the bridge (check). Summer flow can be thin.

Historic site · Kootenai County

Old Mission State Park

Idaho's oldest standing building, a hilltop mission church built in the 1850s by Coeur d'Alene Tribe members and Jesuit missionaries, with exhibits telling the tribe's story.

  • 1-2 hrs · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport, plus exhibit admission
  • Right off I-90 about 24 miles east of Coeur d'Alene. Shorter visitor center hours November through March.

State park · Bonner County

Priest Lake State Park

A clear, deep mountain lake near the Canadian border for camping, paddling and wildlife, with a 2-mile thoroughfare to wild Upper Priest Lake.

  • Half day · Easy
  • Year-round, best June to September
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Indian Creek is the main unit. Water and trash service are off in the off-season; groomed ski trails in winter.

Trail · Shoshone County

Pulaski Tunnel Trail

A 2-mile creekside trail with bridges and history signs to an overlook of the mine tunnel where ranger Ed Pulaski sheltered his crew in the Big Burn of 1910.

  • 2-4 hrs · Moderate
  • Year-round
  • Free
  • The lot is about 1 mile up Moon Pass Road (FS 456) from Wallace. Hikers only; people snowshoe it in winter.

State park · Bonner County

Round Lake State Park

A quiet small forest lake south of Sandpoint with a shoreline trail, a swim area and paddling with no gas motors.

  • 2-3 hrs · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • No pets on the beach. Electric motors only.

Trail

Route of the Hiawatha

A mostly downhill bike ride of about 15 miles on an old rail line through 10 tunnels and over high trestles, including the 1.66-mile St. Paul Pass Tunnel.

  • Half day · Easy
  • About late May to mid-September
  • Admission
  • Lights are required. Buy tickets and the return shuttle at Lookout Pass Ski Area off I-90, and book ahead in peak season.

Town · Bonner County

Sandpoint

A lively lake town on Lake Pend Oreille with a walkable downtown, galleries, the Long Bridge path and a big city beach park.

  • Half day · Easy
  • Year-round
  • Free
  • No dogs in most of City Beach Park April 15 to September 15. Summer parking fills early.

Ski area · Bonner County

Schweitzer

In summer a scenic chairlift rises to Lake Pend Oreille views, short walking loops, disc golf and lunch at the top; in winter it's a full ski hill.

  • Half day · Easy
  • Summer lift about mid-June to early September; ski season in winter
  • Admission
  • No dogs on the lift; the mountain road can be snowy in winter.

Trail · Kootenai County

Trail of the Coeur d'Alenes

A paved, nearly flat rail trail of 73 miles from Mullan to Plummer, past lakes, marshes and old mining towns; easy to ride or walk any short piece.

  • 2-4 hrs · Easy
  • Year-round, best May to October
  • Free
  • The old rail bed holds mine waste, so stay on the pavement and picnic sites and don't drink creek water.

Trail · Kootenai County

Tubbs Hill

A wooded hill right beside downtown Coeur d'Alene, with a loop path along the shoreline past small coves and rocky lookouts over the lake.

  • 2-3 hrs · Easy to moderate
  • Year-round
  • Free
  • Dogs on a physical leash; the shoreline paths are narrow and rocky with drop-offs. Lots near the resort fill on summer weekends.

Town · Shoshone County

Wallace

An old silver-mining town in a narrow canyon, with a brick downtown on the National Register, a mining museum and a railroad depot museum.

  • Half day · Easy
  • Year-round
  • Free
  • Street parking in the compact downtown. Museum and mine-tour hours change by season (check).

Lewiston and the Clearwater 12 spots

State park · Clearwater County

Dworshak State Park

A park on long, forested Dworshak Reservoir for boating, swimming, kokanee and bass fishing, and disc golf.

  • Half day · Easy
  • Year-round, best June to September
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Paved roads in through Lenore or Orofino. Water levels rise and fall, which can affect beaches and launches.

Waterfall · Clearwater County

Elk Creek Falls

Three waterfalls totaling over 140 feet in a mossy canyon near the old logging town of Elk River, on a national recreation trail.

  • Half day · Moderate
  • Best May to October
  • Free
  • Gravel FS Road 1452 off Highway 8 to the trailhead (daylight only). Canyon edges are slick when wet.

Historic site · Idaho County

Heart of the Monster

The basalt mound where, in Nez Perce tradition, Coyote defeated a monster and created the people, with audio stations in English and Nez Perce.

  • 1 hr · Easy
  • Year-round
  • Free
  • About 2 miles from Kamiah off US 12, with restrooms and parking.

State park · Nez Perce County

Hells Gate State Park

A riverside park on the Snake River at Lewiston with a Lewis and Clark discovery center and the main Idaho dock for jet boat trips into Hells Canyon.

  • Half day · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Visitor center open daily 9 to 5 except major holidays. Jet boats are booked with private outfitters.

Hot spring · Idaho County

Jerry Johnson Hot Springs

Natural pools along a forested creek, reached on foot from US 12 across the Lochsa, a favorite soak in snowy months.

  • 2-3 hrs · Easy to moderate
  • Year-round
  • Free
  • Day use only, 6 a.m. to 8 p.m. About a mile's walk (check); very little parking at the Warm Springs trailhead.

Town · Latah County

Moscow

A friendly college town on the rolling Palouse with a well-known Saturday farmers market and a free arboretum at the University of Idaho.

  • Half day · Easy
  • Year-round, market Saturdays May to October
  • Free
  • The farmers market runs Saturday mornings downtown; the arboretum is open dawn to dusk.

Historic site · Nez Perce County

Nez Perce National Historical Park (Spalding)

The park's main visitor center and museum on the Clearwater River, the best place to start learning the Nez Perce story.

  • 1-2 hrs · Easy
  • Year-round
  • Free
  • About 11 miles east of Lewiston on US 95. Days and hours change by season (check).

Scenic drive · Idaho County

Northwest Passage Scenic Byway

An All-American Road through the Clearwater and Lochsa canyons from Lewiston to Lolo Pass, following Lewis and Clark and Nez Perce history.

  • Full day · Easy
  • Year-round
  • Free
  • Winding two-lane road with sparse services between Kooskia and Lolo, so fill up first. Snow and black ice near Lolo Pass in winter.

Scenic drive · Nez Perce County

Old Spiral Highway

The original 1917 road up Lewiston Hill, with dozens of hairpins in about 7 miles and big views over the meeting of the Snake and Clearwater rivers.

  • 1 hr · Easy
  • Year-round
  • Free
  • Narrow with no shoulders; skip it in snow or ice.

Waterfall · Idaho County

Selway Falls

A rough, roaring cascade on a wild river at the end of a scenic canyon road from Lowell, best in spring snowmelt.

  • Half day · Easy
  • Best April to June
  • Free
  • About 21 miles each way from Lowell on FR 223; pavement ends partway. No cell service.

Historic site · Idaho County

White Bird Battlefield

The site of the first battle of the Nez Perce War in 1877, seen from an overlook on the old grade or on a walking loop of about 1.5 miles.

  • 1-2 hrs · Easy to moderate
  • Year-round, best spring and fall
  • Free
  • The overlook shelter is halfway down White Bird Grade on US 95. Very hot in summer.

State park · Lewis County

Winchester Lake State Park

A small forested lake on the Camas Prairie with a loop trail, canoes, yurts and winter ice fishing, near the Wolf Education Center.

  • 2-3 hrs · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • A toxic algae advisory was posted October 7, 2026: no swimming or drinking for people or dogs until cleared.

Central Idaho Mountains 17 spots

Trail · Custer County

Borah Peak

Idaho's highest summit, a brutal 5,262-foot climb across the exposed knife edge called Chicken Out Ridge.

  • Full day · Hard
  • Best early July to mid-August
  • Free
  • Plan 10-12 hours, start before dawn and turn back if storms build. No water at the trailhead.

Ghost town · Custer County

Custer Ghost Town

An 1870s mining camp up the Yankee Fork with a schoolhouse museum, a saloon, free walking tours and the huge Yankee Fork Gold Dredge nearby.

  • 2-3 hrs · Easy
  • Best June to September
  • Free (dredge tour admission)
  • Tours run Memorial Day to Labor Day. The last miles from Sunbeam are gravel, with no services off-season.

Viewpoint · Blaine County

Galena Summit

From the overlook just below the 8,701-foot pass you look down on the headwaters of the Salmon River and the whole Sawtooth Valley.

  • 30 min · Easy
  • Year-round
  • Free
  • The pull-out (Bethine and Frank Church Overlook) is on Highway 75 about a mile north of the summit. Winter driving over the pass can be snowy and icy.

Hot spring · Lemhi County

Goldbug Hot Springs

A string of hot pools and small waterfalls up a desert canyon, worth a steady hike from Highway 93.

  • Half day · Moderate
  • Year-round (best spring and fall)
  • Free
  • The first quarter mile crosses private land, so stay on the trail. About 2 miles each way (check); small parking area.

Town · Blaine County

Ketchum

Sun Valley's walkable home base, with galleries, cafes, bike paths, the Hemingway Memorial and a free town bus.

  • Half day · Easy
  • Year-round
  • Free
  • Highway 75 work south of downtown can mean delays at peak times.

State park · Valley County

Lake Cascade State Park

A huge reservoir with shoreline units for boating, swimming and perch and trout fishing; ospreys and eagles are common.

  • Half day · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Water is off for the season. The Poison Creek ramp may be under marina work (check).

State park · Custer County

Land of the Yankee Fork State Park

An interpretive center telling Idaho's gold-mining story, near the Bayhorse ghost town and the soaking pools at Challis Hot Springs.

  • 2-3 hrs · Easy
  • Year-round (Bayhorse about summer to late October)
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport; admission for the hot pools
  • The center is open Wednesday to Sunday. Bayhorse is closed for the season as of October 26, 2026.

Historic site

Lemhi Pass

Stand on the Continental Divide where Lewis and Clark first crossed into Idaho in 1805, with wide views both ways.

  • Half day · Easy to moderate
  • Road open about mid-May to November
  • Free
  • A narrow dirt road with no services. The Montana side is gated December 1 to May 15.

Town · Valley County

McCall

A lake town on Payette Lake for a waterfront stroll, paddling and ice cream, with a Winter Carnival of snow sculptures in late January.

  • Half day · Easy
  • Year-round
  • Free
  • Summer weekends and Winter Carnival bring heavy traffic. Highway 55 from Boise is a winding canyon road.

State park · Valley County

Ponderosa State Park

A forested peninsula in Payette Lake with beaches, bike trails and the Osprey Point view, plus groomed ski trails in winter.

  • Half day · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • The Meadow Marsh trail is closed after fall burning; expect short road closures for forest work this fall.

Lake · Custer County

Redfish Lake

Mount Heyburn and the jagged Sawtooths rise straight out of the far shore, with sandy swim beaches, boat rentals and easy shoreline walks.

  • Half day · Easy
  • Best June to September
  • Sawtooth NRA day-use fee (beach and picnic sites; America the Beautiful pass not accepted)
  • The visitor center is open mid-June to mid-September. Beach and picnic lots fill on summer weekends, so come early.

Museum · Lemhi County

Sacajawea Center

A center in Sacajawea's home valley telling her story, the Lemhi Shoshone's and Lewis and Clark's, with walking trails along the river.

  • 1-2 hrs · Easy
  • Center open in summer; grounds year-round
  • Admission (center only; grounds free)
  • The center is closed for the season; the trails stay open dawn to dusk.

Wildlife · Custer County

Sawtooth Fish Hatchery

See how the hatchery helps Chinook salmon and steelhead finish a 900-mile return from the Pacific, and walk past the fish ponds.

  • 1 hr · Easy
  • Year-round (tours Memorial Day to Labor Day)
  • Free
  • Five miles south of Stanley on Highway 75. Visitor center open daily 8 to 5, with a 1:30 p.m. summer tour.

Trail · Custer County

Sawtooth Lake

The classic Sawtooth day hike: a long climb past Alpine Lake to a big granite-ringed lake below Mount Regan.

  • Full day · Hard
  • Best July to September
  • Free (free self-issue wilderness permit at the trailhead)
  • Starts at Iron Creek Trailhead up gravel Forest Road 619 off Highway 21; about 10 miles round trip (check). Dogs leashed July 1 to Labor Day; the lot fills on weekends.

Town · Custer County

Stanley

A tiny log-cabin town with the Sawtooths filling the skyline, where three scenic byways meet, with summer Thursday night street dances.

  • 1-2 hrs · Easy
  • Best June to September
  • Free
  • Services are thin in winter. Mornings are often among the coldest in the state.

Lake · Custer County

Stanley Lake

McGown Peak towers over this calm, easy-to-reach lake, good for paddling, fishing and a picnic, with a roadside overlook on the way in.

  • 2-3 hrs · Easy
  • Best June to September
  • Free (check)
  • A paved road off Highway 21 west of Stanley. Water skiing only 10 a.m. to 6 p.m., so mornings are quieter.

Hot spring · Custer County

Sunbeam Hot Springs

A roadside soak on the Salmon River beside a 1930s stone bathhouse, where you move rocks to mix hot and cold water.

  • 1-2 hrs · Easy
  • Year-round
  • Free
  • The spring water is near 169°F, so test before getting in. Right beside Highway 75; crowded in summer.

Boise and Southwest Idaho 17 spots

Park · Ada County

Boise River Greenbelt

A paved riverside path of about 29 miles linking parks, the zoo, downtown and the university, great for bikes and strollers.

  • 1-3 hrs · Easy
  • Year-round
  • Free
  • Dogs on a leash of 8 feet or less. Some sections close for construction now and then.

State park · Owyhee County

Bruneau Dunes State Park

North America's tallest single dune, about 470 feet, over small lakes, with sandboarding by day and a public observatory on weekend nights.

  • Half day · Moderate
  • Best March to May and September to October
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Sand gets dangerously hot in summer. Observatory nights are weekends March 15 to October 15; no water in the day-use area until mid-March 2027.

Historic site · Canyon County

Celebration Park

Idaho's only archaeological park, with petroglyphs on lava boulders and a walk across the 1897 Guffey railroad bridge over the Snake River.

  • 2-3 hrs · Easy
  • Year-round (best spring and fall)
  • Canyon County Parks day-use fee (per vehicle)
  • Visitor center open daily 10 to 2 with free guided tours. Idaho State Parks passes don't work here.

Wildlife · Canyon County

Deer Flat National Wildlife Refuge

A big lake refuge near Nampa where grebes nest in summer and huge flocks of ducks and geese gather from fall into winter.

  • 2-3 hrs · Easy
  • Year-round (waterfowl October to January)
  • Free
  • Toxic algae has been confirmed in Lake Lowell, so keep kids and dogs out of the water.

Town · Boise County

Idaho City

An 1860s gold-rush town with boardwalks, the Boise Basin Museum in the 1867 post office and an old Boot Hill cemetery.

  • Half day · Easy
  • Year-round
  • Free (museum admission)
  • 45 minutes up Highway 21 from Boise. Museum hours vary by season (check).

Landmark · Ada County

Idaho State Capitol

A sandstone capitol heated by geothermal water, with a marble rotunda and exhibits on how Idaho works.

  • 1 hr · Easy
  • Year-round
  • Free
  • Self-guided booklet, or book a free guided tour 2+ weeks ahead. Some areas close during the legislative session.

Waterfall · Owyhee County

Jump Creek Falls

A short walk up a narrow rhyolite canyon ends at a 60-foot waterfall with a pool, with a second path to an overlook.

  • 1-2 hrs · Easy
  • Year-round (best spring)
  • BLM day-use fee
  • Open 6 a.m. to 9 p.m. The gravel road crosses private land, and poison ivy lines the creek trail.

Hot spring · Boise County

Kirkham Hot Springs

Hot water pours off the cliffs into riverside pools along the South Fork Payette.

  • 1-2 hrs · Easy to moderate
  • Best late May to September
  • Boise National Forest day-use fee (per vehicle)
  • Day use only, 7 a.m. to 9 p.m.; the fee applies even if you park on Highway 21. Dogs only in the picnic area.

State park · Ada County

Lucky Peak State Park

A Boise-close reservoir park with a sandy swim beach below the dam, a marina and Greenbelt access.

  • Half day · Easy
  • Year-round (beach best in summer)
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • No dogs at Sandy Point May 1 to October 1. Hours are short; check before going.

Historic site · Ada County

Old Idaho Penitentiary

Walk the cell blocks, solitary cells and gallows of a prison that ran for 101 years in the Boise foothills.

  • 2 hrs · Easy
  • Year-round
  • Admission
  • Winter hours are noon to 5 (last entry 4). Some upstairs areas are stairs only.

Scenic drive · Boise County

Payette River Scenic Byway

Highway 55 follows whitewater north from Eagle past Horseshoe Bend, Banks and Cascade to McCall.

  • Full day · Easy
  • Year-round
  • Free
  • A two-lane, curvy canyon with heavy weekend traffic.

Ghost town · Owyhee County

Silver City

A mining town high in the Owyhee Mountains with dozens of 1860s buildings still standing, including the Idaho Hotel.

  • Full day · Easy
  • Road open about late May to October
  • Free
  • The last 20+ miles are rough dirt. Most buildings are private, so stay off property. Almost no services.

Wildlife · Ada County

Snake River Birds of Prey Area

About 800 pairs of hawks, eagles, falcons and owls nest in these canyon cliffs; Dedication Point looks 400 feet down to the Snake River.

  • Half day · Easy
  • Best mid-March to June
  • Free
  • Raptors are most active early morning and evening. Few facilities, so bring water and binoculars.

Winery · Canyon County

Sunnyslope Wine Trail

A cluster of small family wineries above the Snake River near Caldwell, about 30 minutes from Boise.

  • Half day · Easy
  • Year-round (best spring to fall)
  • Tasting fees at each winery
  • Hours and reservations differ by winery. Plan a designated driver.

Viewpoint · Ada County

Table Rock

A short, steep foothills climb to a cross-topped mesa looking over all of Boise, best at sunset.

  • 1-2 hrs · Moderate
  • Year-round (best spring and fall)
  • Free
  • Park at the Old Pen lot. The mesa closes at sunset, and the clay trail turns to mud when wet.

State park · Elmore County

Three Island Crossing State Park

See where Oregon Trail wagons forded the Snake River, and learn the story at the trail history center.

  • 2 hrs · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Center hours vary (check). The park closes at sunset.

Wildlife · Ada County

World Center for Birds of Prey

See live condors, eagles and falcons up close at The Peregrine Fund's center, with daily bird programs.

  • 2 hrs · Easy
  • Year-round
  • Admission
  • Closed Mondays except in summer, with shorter hours December to February.

Twin Falls and the Magic Valley 16 spots

Landmark · Twin Falls County

Balanced Rock

A 48-foot mushroom-shaped rock balanced on a tiny base above Salmon Falls Creek canyon, with a short, steep path up to it.

  • 1 hr · Easy to moderate
  • Best April to October
  • Free (check)
  • On back roads southwest of Buhl, past Castleford. Map "Balanced Rock" itself, not the county park half a mile away in the canyon.

Canyon · Gooding County

Box Canyon Springs

A short rim walk looks down on a blue-green spring pouring out of the canyon wall, one of the largest springs in North America.

  • 1-2 hrs · Easy to moderate
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport (check)
  • Part of Thousand Springs State Park. The trail down into the canyon is steeper and has no shade.

Wildlife · Camas County

Camas Prairie Centennial Marsh

Each spring this high prairie wetland near Fairfield turns blue with camas lilies and fills with waterbirds.

  • 1-2 hrs · Easy
  • Best late May to early June
  • Free (check)
  • Usually dry by mid-July, and snow can block the roads into early spring. Bring binoculars; few facilities.

State park · Cassia County

Castle Rocks State Park

A quieter neighbor to City of Rocks, with granite towers, a historic ranch, and trails for hiking, climbing and riding.

  • 2-3 hrs · Easy to moderate
  • Best May to October (open year-round)
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Prescribed burns run some mornings through November 30, 2026, but trails stay open. In winter the visitor center is open Tuesday to Saturday.

National park · Cassia County

City of Rocks National Reserve

Granite spires and domes up to 60 stories tall, world-class climbing, and names California Trail emigrants wrote on the rocks in wagon grease.

  • Half day · Easy to moderate
  • Best May to October (open year-round)
  • Free
  • Roads inside are gravel or dirt and get muddy. The Oakley approach is washboarded; the Almo approach is paved.

National monument · Butte County

Craters of the Moon National Monument and Preserve

A huge, strange lava field with a 7-mile loop road past cinder cones, spatter cones and lava tubes you can walk into with a flashlight.

  • Half day · Easy to moderate
  • Best May to October (Loop Road not fully open about November to April)
  • NPS entrance fee (per vehicle) or America the Beautiful pass (waived when the Loop Road isn't fully open)
  • Caves need a free permit from the visitor center and close once ice sets in. No dogs on trails or the lava, and little shade.

Museum · Butte County

Experimental Breeder Reactor I

In 1951 this reactor became the first in the world to make usable electricity; walk through the control room and see the reactor hardware in the open desert.

  • 1-2 hrs · Easy
  • Summer only, about Memorial Day to Labor Day
  • Free
  • On US 20/26 about 18 miles southeast of Arco, with no services nearby. Summer hours (check).

National monument · Twin Falls County

Hagerman Fossil Beds National Monument

A visitor center shows fossils of the Hagerman horse and other Ice Age animals; nine miles away, overlooks and a 3-mile trail follow the Snake River bluffs and Oregon Trail ruts.

  • 2-3 hrs · Easy to moderate
  • Year-round (visitor center open fewer days off-season; check)
  • Free
  • The fossils are only at the visitor center in Hagerman. Dogs only on paved areas, and the overlooks and trail have no shade or water.

Lake · Minidoka County

Lake Walcott State Park

A shady lawn on a Snake River reservoir next to Minidoka National Wildlife Refuge, for birding, fishing, paddling and disc golf.

  • 2-3 hrs · Easy
  • Best May to September (boating April to October)
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Water-system construction in fall 2026 may close the campground and pavilions (check).

Canyon · Gooding County

Malad Gorge

A 250-foot-deep slot gorge right off I-84, with a footbridge over the Devil's Washbowl falls and rim paths along the canyon.

  • 1-2 hrs · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Take I-84 to the Tuttle exit. Day use is 7 a.m. to 10 p.m.; in the off-season the back gate is closed to cars but you can walk in.

Historic site · Jerome County

Minidoka National Historic Site

A sobering walk through the WWII camp where more than 13,000 Japanese Americans were held, with restored barracks, a guard tower and trailside exhibits.

  • 1-2 hrs · Easy
  • Grounds year-round; visitor center May to late September
  • Free
  • Grounds open sunrise to sunset daily; the visitor center is open Friday to Sunday in season, and there are no restrooms when it's closed.

Waterfall · Gooding County

Niagara Springs

Springwater pours out of the canyon wall in white cascades into a clear pool at the bottom of the Snake River Canyon, a peaceful picnic spot.

  • 1-2 hrs · Easy
  • Best late May to early September (day use open summer only)
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • The road down is narrow and steep and not for trailers. Outside summer it's walk-in only.

Landmark · Twin Falls County

Perrine Bridge

A 1,500-foot steel bridge almost 500 feet above the Snake River, one of the few places in the US where BASE jumpers leap legally, with canyon overlooks by the visitor center.

  • 1 hr · Easy
  • Year-round
  • Free
  • Park at the Twin Falls Visitor Center on the south rim, where jumpers often stage. The east-side path (about 0.6 mile) has the overlooks.

Historic site · Gooding County

Ritter Island

A historic dairy farm on a river island, with springs pouring off the canyon wall across the water, lawns, old barns and good birding.

  • 1-2 hrs · Easy
  • Open Memorial Day to Labor Day, Thursday to Monday, 10 a.m. to 3 p.m.
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Closed outside summer. The access road is narrow and steep with very limited parking and no turnaround for RVs.

Waterfall · Twin Falls County

Shoshone Falls

The Snake River drops 212 feet over a rim wider than Niagara, seen from viewing decks a short walk from the car, with Dierkes Lake for swimming and fishing in the same park.

  • 1-2 hrs · Easy
  • Best April to June (flow is lowest in late summer and fall)
  • City of Twin Falls vehicle fee from March 1 through fall; free in winter (check)
  • The falls can shrink to a trickle once irrigation season starts, so go in spring. Dogs leashed and not on the Dierkes Lake lawn; open dawn to dusk.

Trail · Twin Falls County

Snake River Canyon Rim Trail

A paved path of about 7.6 miles along the canyon rim with views of the Perrine Bridge, Pillar Falls and Shoshone Falls; easy to walk just a piece of it.

  • 1-3 hrs · Easy
  • Year-round
  • Free
  • Trailheads include the visitor center, Federation Point and the Evel Knievel jump site; some close for construction from time to time.

Eastern Idaho 16 spots

Beach · Bear Lake County

Bear Lake State Park

Bear Lake's turquoise water and broad sandy beaches are made for swimming and paddling.

  • Half day · Easy
  • Best June to September
  • North Beach parking day pass (the Idaho State Parks Passport isn't accepted there); other units: Idaho State Parks entrance fee
  • North Beach often fills on summer weekends, so book a parking pass early. No dogs on North Beach or East Beach.

Historic site · Franklin County

Bear River Massacre Site

Where US troops killed hundreds of Shoshone in 1863, a National Historic Landmark the Northwestern Band of the Shoshone is restoring as Wuda Ogwa.

  • 30 min to 1 hr · Easy
  • Year-round
  • Free
  • The roadside monuments are on US 91 north of Preston. Restoration is underway; stay on public areas (check current access).

River · Fremont County

Big Springs

A huge spring that wells up as the source of the Henrys Fork, with fat trout under the footbridge and an easy riverside trail past the historic Johnny Sack Cabin.

  • 1 hr · Easy
  • Best late May to early September
  • Free (check)
  • No fishing at the spring itself. The cabin is open mid-June through Labor Day.

Wildlife · Jefferson County

Camas National Wildlife Refuge

Ponds and marshes in the sagebrush draw sandhill cranes, trumpeter swans, waterfowl, moose and pronghorn, on a 3.5- or 7-mile auto tour.

  • 1-2 hrs · Easy
  • Year-round (best April to May and September to October)
  • Free
  • Near Hamer off I-15. Open half an hour before sunrise to half an hour after sunset; stay on refuge roads.

Town · Teton County

Driggs

A laid-back mountain town on the quiet west side of the Tetons, with a classic drive-in, the Teton Valley museum and Grand Targhee up the road.

  • Half day · Easy
  • Year-round
  • Free
  • On the Teton Scenic Byway (ID 33); winter driving over the passes can be slick.

Historic site · Bannock County

Fort Hall Replica

A full-size rebuild of the 1834 fur-trade and Oregon Trail fort in Pocatello's Ross Park, with period rooms and frontier displays.

  • 1-2 hrs · Easy
  • April to October (weekends only in April, September and October)
  • Admission (check)
  • Closed in winter; reopens in April.

State park · Fremont County

Harriman State Park

A wildlife refuge on the Henrys Fork with moose, elk and trumpeter swans, a historic ranch, trails, famous fly fishing and groomed ski trails in winter.

  • Half day · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport; winter trail pass for skiing
  • Dogs only in parking lots, leashed, next to your vehicle. Bear country: carry bear spray.

Lake · Fremont County

Henrys Lake State Park

A high mountain lake near the Montana line known for big trout, with wide views of the Centennial Mountains and a short trail.

  • 1-3 hrs · Easy
  • Best June to September (open in winter for ice fishing)
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Cold and windy even in summer; no water in winter.

Park · Bonneville County

Idaho Falls River Walk

A 5-mile paved loop on both banks of the Snake River beside the wide, terraced falls the city is named for.

  • 1-2 hrs · Easy
  • Year-round
  • Free
  • Easy parking downtown by the riverfront parks, which have restrooms.

Hot spring · Bannock County

Lava Hot Springs

A small canyon town built around public hot mineral pools (about 102 to 112°F), with tubing on the Portneuf River in summer.

  • Half day · Easy
  • Year-round (hot pools)
  • Admission
  • The hot pools are open year-round; the Olympic pool and slides are summer only. No glass or alcohol.

Waterfall · Fremont County

Lower Mesa Falls

A roadside overlook on the Mesa Falls Scenic Byway where the Henrys Fork crashes through a canyon of volcanic rock.

  • 30 min to 1 hr · Easy
  • Usually late May to October (snow closes the road in winter)
  • Free (check)
  • Next to Grandview Campground on ID 47; it stayed open during the Upper Falls work.

State park · Power County

Massacre Rocks State Park

Lava bluffs above the Snake River with trails, Oregon Trail exhibits, and Register Rock, a boulder covered with emigrant signatures, two miles away.

  • 2-3 hrs · Easy
  • Year-round
  • Idaho State Parks entrance fee (per vehicle) or Idaho State Parks Passport
  • Right off I-86 west of American Falls. Hot summers with little shade on the trails.

Trail · Madison County

Menan Buttes

A steep climb up North Menan Butte, one of the world's largest tuff cones, to a rim with views over the Snake River plain to the Tetons.

  • 2-3 hrs · Moderate
  • Best April to June and September to October
  • Free
  • Trailhead on Twin Butte Road with a vault toilet. South Menan Butte is private; watch for rattlesnakes.

Cave · Bear Lake County

Minnetonka Cave

An 80-minute ranger-led walk through nine rooms of stalactites, stalagmites and banded travertine in a limestone cave above St. Charles.

  • 2 hrs · Moderate
  • Memorial Day weekend to Labor Day
  • Tour ticket (reserve on Recreation.gov)
  • 888 wet stairs, about 40°F inside, not accessible. Check in an hour before your tour.

Landmark · Caribou County

Soda Springs Geyser

A captive geyser downtown that the city sets off on a timer, sending carbonated water high into the air every hour on the hour.

  • 30 min · Easy
  • Year-round
  • Free
  • In Geyser Park a block off US 30.

Landmark · Fremont County

St. Anthony Sand Dunes

White quartz dunes up to 400 feet tall in the middle of farm country, for ATVs, sandboarding and sunset hikes.

  • Half day · Moderate
  • Best May to October
  • BLM day-use fee (check)
  • The land around the open sand closes January 1 to May 1 for wintering big game. Weekends are busy with off-road vehicles.
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Facts checked against official sites; each spot shows when. Passes and hours change, so check before you go.