Now offered as a private tour (one family or group up to 6 people)


Down and Dirty Adventure!

Discover San Antonio's most natural attraction at Natural Bridge Caverns. The Hidden Passages Adventure Tour gives your private group the same feeling as our original explorers in the early 1960s. Let our experienced staff guide you through a wild cave trip where you will climb, hike, and explore caverns full of natural beauty in the making for thousands of years. No concrete walks, no commercial lighting, no handrails just raw adventure. Come on down for a naturally fun and physically demanding experience right off interstate 35, smack dab between San Antonio and New Braunfels, Texas.

Underground adventure at its finest! These are not your typical cavern walking tours, but an exploration of natural beauty in the deepest recesses of the earth. Face the challenge. Stop, drop, crawl, climb and slide through these exciting excursions. Don't forget to add this tour to your list of popular things to do in Texas.

Hidden Passages Adventure Tour: (ages 8 and up) $149.99 per person

Price subject to change

Reservations required Call (210) 651-6101 during business hours to book.

The Hidden Passages Adventure Tour is approximately 3 to 4 hours.

Experience being lowered 160 feet down a 22-inch well shaft.

Witness the size and grandeur of undeveloped cavern rooms the same way they looked to their discoverers!

See rare and delicate formations, including some of the longest "soda straw" formations in North America.

We will deck you out in caving gear to include helmet, gloves and a headlamp to serve as your only source of light throughout the journey.

Be brave, be strong, and strike out on an adventure you won't soon forget with Natural Bridge Caverns Adventure Tours.

The physical difficulty is moderate to hard, so guests should be physically fit (height/weight limitations may apply).

Guests should wear jeans and a t-shirt or long-sleeve shirt that may become stained or ruined. Hiking boots that provide good traction and ankle support are required. Guests should also bring a towel, a clean change of clothing and shoes. Shower facilities are provided.

Guests must sign a waiver and a parent or guardian must accompany minors.

Guests must must complete a health screening. Face coverings (masks) are not required, but recommended.

No more than 6 in your party or group are allowed, but if you're rolling solo, no problem book 2 spots and you get a private tour.

Payment is required at the time the reservation is made, and there are no refunds. Prior to your tour date, you may reschedule your tour for an additional $25 per person fee.