The mystic freshwater caverns of the Mexican Riviera Maya offer something for every diver; this first-hand guide breaks down the different cenotes and helps you choose which to explore.

Leading fellow divers through series of underwater caves can be extremely rewarding, but there's a lot of skill that goes into the work. Here's what it takes to become a pro cave diver.

Where better to put a drysuit through its paces than in Florida's iconic cave systems? Okay, maybe Antarctica, but when you test drysuits in Florida, something that can hold up to the rough limestone walls of a cave takes precedence.

Where to drop in for stalactites, fossils, silversides and miles of hidden potential

We polled thousands of divers—they say these places have the best diving in the world.

Zapote Cenote, nicknamed Hells Bells, gives divers the chance to get up close and personal with a rare underwater phenomenon.

These are the greatest places to explore unique geologic formations, according to our annual Readers Choice survey.

Researchers are racing to complete digitization of ancient cave art in a submerged Mediterranean cavern as rising sea levels and plastic pollution threaten to scrub them from the annals of history.

Cavern diving Ben’s Cave in Grand Bahama’s Lucayan National Park delivers an adventure of mythological proportions.