The first tour of the day.

Explore the Natural Bridge Cavern's Discovery Passages illuminated only by the light of your cave lantern, just like the original discoverers did decades ago. Travel down the winding passages of this San Antonio attraction and be amazed how the incredible and rare formations of the cavern reveal themselves in room after dazzling room.

Towering stone monuments. Glistening, delicate soda straws. Waves of colorful cave ribbons. You'll feel like you're one of the first people to experience Texas' largest and most spectacular underground cavern.

The tour is only offered at 9am.

Tour Duration: 75 minutes

Walking: 3/4 mile (1.20 km) INCLUDES STAIRS

Tour Depth: 180 ft. (54.86 m)

Cavern Temp: 70°

Relative Humidity: 99%

Please wear comfortable walking shoes which provide good traction on steep, wet surfaces. Strollers are not recommended.