Lewis and Clark Bicentennial Commemorative Products
- Products recognizing the Bicentennial of the Lewis and Clark Expedition and the contributions Sacagawea made to its success.
- http://www.lewisandclarkproducts.com/

Gorp: Lewis and Clark Trail
- Trail information and resources.
- http://gorp.away.com/gorp/resource/us_trail/lewis_cl.htm

Traveler's Guide to the Lewis and Clark Trail
- Interactive maps and timeline for following the Lewis and Clark Trail today, describing what was happening with the Corps of Discovery, unchanged sites they visited, museums, reconstructions, historical attractions, events, and town-by-town travel aids.
- http://www.lewisandclark.com

Lewis and Clark Visitors Center
- Missouri River Basin Lewis and Clark Interpretive Trails and Visitors Center is located in Nebraska City, NE.
- http://www.mrb-lewisandclarkcenter.org

Lewis and Clark National Historic Trail
- National Park Service information.
- http://www.nps.gov/lecl/