Snakeskin Cave, Quintana Roo, Mexico: Duarte’s Drug Castle Jungle Adventure April 20, 2019March 2, 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 Visiting Three Sisters Cave Lillyguard: The Three Halves of Lillyguard Yakinikak area caves: the liquid magicians Medical Emergency at Lillyguard Ruta de los Guerras, Quintana Roo, Mexico: Two Circles