Although many cave microbiologists usually work within half a mile of an entrance, my students and I can reach areas that are days away from an entrance. These deep caves are like a big, underground ...

Traverse 330 steps on the way to such distinctive chambers as the “Devil’s Kitchen” and the “Crystal Vault.” Wild caving ...

The rock formations in caves are chemistry fossils — that glow. These rocks are made of calcite, a form of calcium carbonate. Impurities trapped in calcite cause the mineral to fluoresce different ...

If you're looking for a unique experience, camping near Colorado caves adds an extra layer of excitement to your trip. Get ...