Oscar Berrones watches while Pam Campbell ascends Devil's Sinkhole.

Missing Bats at Devil’s Sinkhole

The bats at Devil’s Sinkhole in Texas were mysteriously missing. Three intrepid cavers rappelled into the football-field-sized cavern to learn why.

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Ascending Multi-System

Ascending Multi-System

Use the Ascending Multi-System to easily switch among all major ascending systems: Frog, Rope Walker, Mitchell, and Texas. Includes comparison charts, step-by-step building instructions, emergency repair, and printable field guide.

Cave Video Goes Viral

Cave Video Goes Viral

Watch cavers squeeze into a tiny hole, even upside-down! My video called “Tight Squeeze at Deep Cave” has gone viral with millions of views on YouTube and countless more on social media. Watch the full video here with all the fails and successes!

Beyond the Dome Presentation Video

Beyond the Dome Video

Lee White’s historic climb of Dome Pit accessed the first new passage in Natural Bridge Caverns in over 50 years. This video documents the history behind this expedition, photos and drone footage of Lee’s climb, in-cave interviews with the owners of Natural Bridge Caverns, and lots of great photos of the discoveries from the expeditions.