Dive in to adventure with tiger sharks in Fiji, hammerheads in the Galapagos, Humboldt squid in Mexico's Sea of Cortez and 8 more insane spots for big-animal scuba diving.

Nothing is better than a thriving reef. These locations, chosen by you, offer the healthiest marine environments to explore!

You don't have to spend an arm and a leg to get memorable diving experiences. These locations, chosen by you, offer the best value for your next trip.

You don't have to venture into deep waters to get memorable diving experiences. These locations, chosen by you, offer close-to-shore dive spots worth exploring!

Check out these amazing dive destinations, perfect for underwater photographers and divers who love macro creatures!

Whether shooting macro, wide-angle or compact, see the best dive sites for photographers!

Coral-covered underwater walls are some of the coolest dive sites, and are filled with sea creatures big and small. Here are 15 best in the world to go dive!

Where can you dive wish sharks? What about dolphins and sea lions? Here are the best destinations in the world for big-animal encounters, voted by you!

The world's best wreck diving, chosen by you! Presenting our readers choice awards for best wreck diving in the world — and some beautiful underwater images.