Passport Stamp Locations

 

As you travel Lewis and Clark National Historic Trail, collect passport stamps from over 70 locations as a fun way to remember your expedition.

Please note: Each site is independently managed and responsible for maintaining the stamp and providing it to visitors. Contact individual sites for hours and stamp availability.

Get your passport booklet here.

 
Two round passport stamps overlaid on an image of a bridge, river, and bird sculpture
Pick up unique passport stamps at each participating Lewis and Clark Trail site you visit!

NPS

Explore Lewis and Clark Trail Passport Stamp locations by state:

Idaho

Nez Perce National Historical Park - Lapwai, ID
Sacajawea Interpretive, Cultural, and Educational Center - Salmon, ID

Illinois

Fort Kaskaskia State Historic Site - Ellis Grove, IL
Fort Massac State Park - Metropolis, IL
Lewis and Clark State Historic Site - Hartford, IL

Indiana

Falls of the Ohio State Park - Clarksville, IN

Iowa

Dorothy Pecaut Nature Center - Sioux City, IA
Lewis and Clark State Park - Onawa, IA
Sergeant Floyd River Museum and Welcome Center - Sioux City, IA
Sioux City Lewis and Clark Interpretive Center - Sioux City, IA

Kentucky

Big Bone Lick State Historic Site - Union, KY
Historic Locust Grove - Louisville, KY
Owensboro Museum of Science and History - Owensboro, KY
Paducah Convention & Visitors Bureau - Paducah, KY
Wickliffe Mounds State Historic Site - Wickliffe, KY

Missouri

Arrow Rock State Historic Site - Arrow Rock, MO
Fort Osage National Historic Landmark - Sibley, MO
Gateway Arch National Park - St. Louis, MO
Lewis & Clark Boat House and Museum - St. Charles, MO
Missouri State Museum - Jefferson City, MO
National Frontier Trails Museum - Independence, MO
Trail of Tears State Park - Jackson, MO
WashMO on the Go - Washington, MO

Montana

Big Hole National Battlefield - Wisdom, MT
Canyon Ferry Reservoir - Helena, MT
First Peoples Buffalo Jump State Park/Tower Rock State Park - Ulm, MT
Fort Benton Museums - Fort Benton, MT
Fort Peck Interpretive Center and Museum - Fort Peck, MT
Lewis and Clark National Historic Trail Interpretive Center - Great Falls, MT
Lolo Pass Visitor Center - Lolo, MT
Pompeys Pillar National Monument - Pompeys Pillar, MT
Ravalli County Museum at the Old Court House - Hamilton, MT
Travelers' Rest State Park - Lolo, MT
Yellowstone Gateway Museum - Livingston, MT

Nebraska

Lewis and Clark National Historic Trail Headquarters and Visitor Center - Omaha, NE
Lewis and Clark Visitor Center at Gavins Point Dam - Crofton, NE
Missouri River Basin Lewis & Clark Visitor Center - Nebraska City, NE
Ponca State Park - Ponca, NE

North Dakota

Fort Union Trading Post National Historic Site - Williston, ND
Knife River Indian Villages National Historic Site - Stanton, ND
Missouri-Yellowstone Confluence Interpretive Center / Fort Buford State Historic Site - Williston, ND
North Dakota Lewis and Clark Interpretive Center - Washburn, ND

Ohio

Campus Martius Museum - Marietta, OH
Historic Fort Steuben - Steubenville, OH

Oregon

Bradford Island Visitor Center at Bonneville Lock and Dam - Cascade Locks, OR
Fort Stevens State Park - Hammond, OR
Lewis and Clark National Historical Park - Astoria, OR
Tamástslikt Cultural Institute - Pendleton, OR
The Dalles Dam Visitor Center - The Dalles, OR

Pennsylvania

Heinz History Center - Pittsburgh, PA

South Dakota

Aktá Lakota Museum and Cultural Center - Chamberlain, SD
Lewis & Clark Welcome Center - Chamberlain, SD
Mead Museum - Yankton, SD
Missouri National Recreation River Headquarters - Yankton, SD
Oahe Dam Visitor Center - Pierre, SD
South Dakota Cultural Heritage Center - Pierre, SD

Washington

Beacon Rock State Park - Skamania, WA
Lewis and Clark Interpretive Center at Cape Disappointment - Ilwaco, WA
Sacajawea Historical State Park Interpretive Center - Pasco, WA

West Virginia

Ohio River Islands National Wildlife Refuge - Williamstown, WV

Last updated: September 24, 2026

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