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.

What you need to know to dive Crystal Caves in Abaco, Bahamas, which wrap cave divers in caramel crystals trapping Sahara dust underground.

Staying with your buddy is a fundamental rule of diving no matter how experienced you are.