Rimrock Montana

Rimrock is a populated place located in Yellowstone County, Montana, United States at 45°48′08″N 108°42′11″W / 45.80222°N 108.70306°W. The community is at an elevation of 3,468 feet. Rimrock was established as a stop on the Great Northern Railroad and was named after a nearby sandstone cliff formation.
Data from: en.wikipedia.org