Scuba resorts with great diving at their house reef.

The best places for advanced scuba divers to go diving, from the Great Lakes to Micronesia.

Whale sharks, manta rays, oceanic whitetip sharks, sea turtles, monk seals and groupers are all endangered. Here’s how to help protect each one.

Marine protected areas you can dive, from California to Indonesia.

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

World-class underwater photo ops await on the storied coral reefs in Cozumel, Mexico. Here are five must-dive sites in Cozumel.

From unlimited shore diving to nonstop big-animal action these six dive destinations deliver the best value for your money.

Jacques Cousteau inspired thousands of globe-trotters through his famous ocean exploration documentaries. Sites he discovered or praised over 50 years ago remain diving meccas, from Mexico to Thailand. Here’s how to experience the places that impressed even the biggest name in diving.

These cave explorers never know what they will find but they are on a mission to map as many unexplored cave systems as they can.