Sixteen States, 4,900 miles, one Lewis and Clark National Historic Trail

The Lewis and Clark National Historic Trail is approximately 4,900 miles long, extending from Pittsburgh, Pennsylvania, to the mouth of the Columbia River, near present day Astoria, Oregon.  It follows the historic outbound and inbound routes of the Lewis and Clark Expedition as well as the preparatory section from Pittsburgh, Pennsylvania to Wood River, Illinois. Read More

Scenic view of water and sky in Montana


Use the maps page to plan your adventures along the Lewis and Clark National Historic Trail. Photo by Tommy LaVergne

feet on observation station

Go on a Trail

We challenge you to collect land cover observations along the trail between June 1 and September 2, 2019.

Bright setting sun between Lake Sakakawea and the clouds. Photo by Scott Mestrezat


The project is working to increase recognition of the Trail to enhance the existing resources, promote stewardship and sustainable practices

Last updated: May 22, 2019

Contact the Park

Mailing Address:

601 Riverfront Dr.
Omaha, NE 68102


(402) 661-1804

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