Bats at Devil’s Sinkhole
The opening of this vertical cavern and natural bat habitat measures approximately 40x60 feet and leads to a main cavern which reaches a depth of 350-400 feet.
The Flash List

Devil's Sinkhole State Natural Area

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Devil's Sinkhole
Rocksprings, TX

(140 miles NW of San Antonio, TX)


Devil’s Sinkhole Society
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.


Devil's Sinkhole State Natural Area

Devil's Sinkhole State Natural Area - Texas Parks & Wildlife Department

Texas Show Caves

Central Texas, USA

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Huge bat colonies can be found at: Bracken Bat Cave, Frio Cave, Devil's Sinkhole, Eckert James River Bat Cave Preserve, Old Tunnel State Park, and Ann Richards Congress Avenue Bridge.

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