Tags: Mountain Pass.
Red Rock Pass el. 7152 feet (2180 m) is a mountain pass in Beaverhead County Montana. The pass lies on the Continental Divide just north of the eastern Centennial Mountains. It separates Beaverhead County Montana (west) from Fremont County Idaho (east). The pass is traversed by an unimproved gravel road.On August 20 1877 a band of Nez Perce crossed the pass en route to Yellowstone National Park during the Nez Perce War shortly after the Battle of Camas Creek.