Worldwide Dive and Sail

This team of divers specializes in protecting sharks — check out what happens when they're surrounded by 10 of them!

Find out why divers are smitten by this Caribbean paradise — and for much more than its famous Great Blue Hole.

Judy G is at it again — and back in Hawaii! Check out 20 stunning underwater photos from her scuba diving trip to Big Island, Hawaii.

Discovering the secrets of the cargo holds in one of the Red Sea’s greatest shipwrecks, the SS Thistlegorm.

The best places to swim with whale sharks, from Belize to Tanzania.

.

Tucked away in a Russian region, get to know an underwater secret spot: Vad Lake.

Hammered by Norse gods of old, Iceland's mirror lakes conceal a spreading rift below, a molten gash that cuts to the very center of the Earth.