Georgetown, United States
Inner Space Cavern
Inner Space Cavern is a karst cave located in Georgetown, Texas. The cavern was formed by water passing through Edwards limestone. The cavern is estimated to be around 12–25 million years old but was open to the surface during the late Pleistocene period 10,000–45,000 years ago.
- City
- Georgetown
- Country
- United States
- Category
- Nature
- Suggested visit
- About 150 minutes
More places in Georgetown
Background: Wikipedia