Inner Space Cavern
4.7$$· ModerateExplore prehistoric rock formations in a subterranean Texas adventure
Located just north of Austin in Georgetown, Inner Space Cavern offers guided tours through vast underground chambers filled with ancient stalactites, stalagmites, and prehistoric fossils. Discovered by a Texas Highway Department core drilling team in 1963, the cavern maintains a comfortable year-round temperature beneath the Texas heat. Visitors can choose from multiple tour options ranging from family-friendly paved walks to adventurous caving excursions.
History
Discovered in 1963 during the construction of Interstate 35, Inner Space Cavern has been preserved as a natural attraction that showcases the beauty of Texas geology. It is one of the best-preserved caves in the state.
Expert notes
- Book your tickets in advance, especially during peak seasons.
- Join a guided tour for the best experience.
- Bring a camera to capture the stunning formations, but check for photography rules.
Features
- Free Parking
- Gift Shop
- Guided Tours
- Restrooms
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