Aquarena Center
- A recreation and environmental education center. Provides scientific diving shows, glass bottom boat rides, and wide collection of endangered species. Includes location.
- http://www.aquarena.txstate.edu/

Wonder World Cave
- Includes geology, history, description of rooms, hours, rates, discount coupons, group tour reservations, gift shop, nearby attractions and contact information.
- http://www.wonderworldpark.com/