1800s: Film slate. Person traces finger along Yellowstone River running to Great Falls on map of United States. Film slate. Person points to where river splits into three other rivers.
1800s: Film slate. Person traces finger along Yellowstone River running to Great Falls on map of United States. Film slate. Person points to where river splits into three other rivers.
1800s: Film slate. Person traces finger along Yellowstone River running to Great Falls on map of United States. Film slate. Person points to where river splits into three other rivers.