Tags: Mountain Pass.
Targhee Pass is a mountain pass located on the Continental Divide in the Henrys Lake Mountains along the border between southeastern Idaho and southwestern Montana at an elevation of 7072 feet (2156 m) above sea level. The pass is named for a Bannack Indian chief.U.S. Highway 20 crosses the pass approximately 15 mi (24 km) west of West Yellowstone Montana on the western boundary of Yellowstone National Park.