Congress Avenue Bridge shelters the largest urban bat colony in North America. Between 750,000 and 1.5 million bats fly out near dusk. Best viewing dates: April-October.
866-GO-AUSTIN or 512-474-5171
Austin Visitor Center: 602 E. Fourth Street, Austin, TX 78701
Visit Austin Admin: 111 Congress Ave, Suite 700 Austin, TX 78701