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.

Under the jungle floor along the Yucatan Peninsula, thousands of limestone sinkholes and flooded cave systems--called Cenotes--await adventurous divers who don't mind close quarters. This is what it's like to explore them for the first time

The Mexican government has invoked its national security powers to push forward the construction of a tourist train being built the Caribbean coast, threatening its cave systems.

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

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

Balance your lights, focus and flash to get a great photo of the cenotes in Mexico's Yucatan Peninsula.

These five sites are the best cenotes for beginners in the Yucatan Peninsula of Mexico, which has more than 3,000 known cenotes.

These are the five best regions for scuba diving in Mexico.

Demystifying cave diving and what you learn in a cave diving certification course.