Viewers' Guide to the Bats of Texas Viewers' Guide to the Bats of Texas Texas holds the interesting distinction of being the battiest state in the country. It is the home of not only the largest known bat colony in the world, near San Antonio, but also the most famous urban bat colony, in Austin, and perhaps more public bat-viewing locations than anywhere else. We hope that each of the sites listed in this brief guide offers you a memorable experience of the beauty and intrigue of bats. After pups are born in early June, the limestone cave is home to an estimated 6 million Mexican free-tailed bats. Group tours can be arranged Monday through Wednesday.
Admission is free.
The cave is not wheelchair accessible. Sunset Bat Flight Tours - from March thru Oct. There are 2000 feet of cave, with an estimated 10 million bats. This is a maternity cave, with pups being born in June or July. By mid August the pups are flying out with their mothers.