Cavern Bat Fest at Natural Bridge Caverns
October 31 - November 1
Cavern Bat Fest takes place Saturday, October 31, and Sunday, November 1, 2026, at Natural Bridge Caverns. Trick-or-treating runs from 3 pm to 5 pm. Cavern tours, Twisted Trails Zip Rails and Ropes Course, and gem panning are open daily; attraction tickets can be purchased in advance or on-site.
Natural Bridge Caverns is located at 26495 Natural Bridge Caverns Rd, San Antonio, TX 78266.