Historical Marker

Colter’s Run

Historical marker location:
110 North Main Street, Three Forks, Montana
( Marker is at the intersection of North Main Street (State Highway 2) and Cottonwood Street, on the right when traveling south on North Main Street.)

The Second Marker. The Headwaters of the Missouri 1808.

The Lewis and Clark Expedition passed through Montana in 1805-1806, on their journey to explore the western portion of the United States. They traveled up the Missouri River and crossed the Rocky Mountains, encountering many Native American tribes and documenting the flora and fauna of the region.