Armpit, Wyoming: Welcome to the Armpit May 15, 2019 This content is for NRMG members only.Register Here Already a member? Log in here Related posts: Searching for Caves in the Northern Rocky Mountains Lost Creek Siphon: The Carl Froslie Experience Tongue River Voodoo and Cleanup Upper Kane Cave: Big Horn Cavern Or Bust Another New Pit In Wyoming: Wyoming Is The Pits Devil’s Canyon and Bighorn Cavern: Quarantine at the Armpit