National Park Service LogoU.S. Department of the InteriorNational Park ServiceNational Park Service
National Park Service:  U.S. Department of the InteriorNational Park Service Arrowhead
Lewis & Clark National Historic TrailCorps of Discovery II traveling exhibit tents showing images of American Indian tribes that Lewis and Clark met on their journey.
view map
text size:largestlargernormal
printer friendly
Lewis & Clark National Historic Trail
Directions
 

The Lewis and Clark National Historic Trail extends over 3,700 miles, passes through 11 states, and includes more than 100 sites from Illinois to the Pacific Coast. For directions to specific sites or locations along the Trail please contact the site you plan to visit or Trail headquarters in Omaha, Nebraska. Click on the state names below for more information on Trail sites in those states.

Visitor Center at Trail Headquarters
For general trail information and trip planning, visit or contact the National Park Service Lewis and Clark National Trail Headquarters in Omaha, Nebraska. Visitor center, exhibits, and bookstore are located at Trail headquarters.

Visitor Centers Along the Trail
Illinois
Missouri
Kansas
Iowa
Nebraska
South Dakota
North Dakota
Montana
Idaho
Washington
Oregon

Visitor Centers in Eastern Legacy States
West Virginia
Virginia
Kentucky
Indiana
Tennessee

Clip art of family of three travelers with suitcases.
Visitor Information: Certified Sites
Certified sites offer visitors opportunities to learn about the Lewis and Clark Expedition.
more...
Bitterroot flower with pink petals
Plants of the Expedition
The amateur scientists of the Expedition were the first to describe over 150 plants.
more...
William Clark's signature at Pompeys Pillar  

Did You Know?
Two hundred years after the Lewis and Clark Expedition, the only physical evidence of the journey is found near Billings, MT. In July 1805, William Clark carved his name into the soft rock of what he called Pompeys Tower. This site is now preserved at Pompeys Pillar National Monument.

Last Updated: March 15, 2009 at 15:27 EST