A repeat diver luxuriates in the lively shallows of the Great Blue Hole, a beautiful side of the site most divers fin straight past.

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

Snooze on the shoreline from Belize to Bonaire, the Florida Keys to French Polynesia.

Seven private resorts that provide unrivaled dive access and complete privacy.

Classic dives, when to visit and more for the Caribbean and Pacific dive destinations.

The best destinations for winter dive travel and solo divers. Plus: caverns for open water divers.

*Belize Aggressor IV's* 24 dives in six days explore a newly minted shark sanctuary with worldwide implications.

Dive deep from the Bahamas to Egypt with these jaw-dropping sinkholes (and man-made wonders!).

Liveaboard diving is an adjustment, but boat life offers luxuries that make constant diving easy and enjoyable.