Corner of Sweeten and Main Streets Rocksprings, TX 78880 830-683-2287
Devil's Sinkhole is a vertical cavern and natural bat habitat near Rocksprings, Texas. Its opening measures approximately 40x60 feet with a 140-foot vertical drop to the main cavern which then reaches a total depth of 350-400 feet. The Sinkhole is the summer home to one to four million Mexican Free-tailed bats which emerge in a swirling mass at sunset during the months of April through October. The Devil's Sinkhole Society offers Evening Bat Flight tours throughout the summer as well as guided nature hikes.Reservations required.