* Fort Mandan (November 2, 1804–April 7, 1805): Near present-day Washburn, North Dakota.
* Pompy's Tower (July 25, 1805): A rock formation near present-day Billings, Montana.
* Three Forks of the Missouri (July 25–28, 1805): Near present-day Three Forks, Montana.
* Lemhi Pass (September 12–17, 1805): A mountain pass in the Bitterroot Mountains.
* Camp Fortunate (October 8–14, 1805): Near present-day Orofino, Idaho.
* Fort Clatsop (December 7, 1805–March 23, 1806): Near present-day Astoria, Oregon.
