Natural Bridge Caverns
4.7$$· ModerateOpen now · until 5:00 PMExplore Texas's largest underground cavern system with thrilling subterranean tours

Located near San Antonio, Natural Bridge Caverns offers visitors an extraordinary journey deep below the Earth's surface into massive chambers filled with intricate rock formations. Guests can take guided cavern tours, tackle an outdoor ropes course and zip rails, or pan for gems and fossils. It remains one of Texas's top natural attractions, offering unforgettable experiences for visitors of all ages.
History
Discovered in 1960, Natural Bridge Caverns has been a popular tourist destination for decades. The caverns were formed over millions of years by the erosion of limestone, resulting in the spectacular formations seen today. It is one of the largest caverns in Texas and has been a site of significant geological study.
Expert notes
- Book your tickets online in advance to avoid long wait times.
- Arrive early to secure parking and enjoy all the attractions.
- Take a guided tour for the best experience and insights.
- Dress in layers due to temperature changes inside the caverns.
- Stay on marked paths to protect the formations.
- Bring a camera, but flash photography is not allowed inside the caverns.
- Check the weather before your visit for outdoor activities.
- Explore the gift shop for unique souvenirs.
- Consider visiting during weekdays to avoid crowds.
- Participate in special events held throughout the year.
Features
- Accessibility options
- Gift shop
- Guided tours
- Maze
- Outdoor dining
- Parking available
- Photography opportunities
- Picnic areas
- Restrooms
- Zip-lining
More things to do in San Antonio
Cibolo Nature Center & FarmFreeExplore scenic trails, historic farmstead grounds, and nature in Boerne
San Antonio Museum of Science and Technology$Interactive science and technology center featuring robotics and flight simulators
Tower Life BuildingFreeAn iconic historic 1929 Gothic Revival skyscraper in downtown San Antonio
The Witte Museum$$Explore Texas nature, science, and history at San Antonio's premier museum.
Hemisfair ParkFreeSan Antonio's vibrant downtown park with play areas and landmark views
Alamo Quarry Market$$Historic quarry site featuring modern retail, dining, entertainment, and iconic smokestacks