The results of our Top 100 Readers Choice Awards are in! You voted on the world's best destinations for cave diving, and here are the winners!

Selfies are all the rage right now, and one diver went out of his way to become the king of cool with his shark selfie!

Diving in Cabo San Lucas, Mexico, will surprise you, with sites for every level and type of scuba diving, where sea lions, humpback whales, mobula and eagle rays will keep you company on just about every dive.

An amazing photo gallery of whale sharks — the biggest fish in the sea — from around the world.

Two freedivers jump in the water to help save an entangled sea turtle. You won't want to miss what happens next.

It's always a thrill to dive with large schools of fish. Check out Judy G's gallery of schooling fish from Mexico, Thailand, Fiji, Costa Rica and Indonesia.

Want to perfect your underwater photos? Read tips from the experts at Backscatter Underwater Video and Photo to learn how to take expert images of Mexico's Cenotes, and refine them in post-production.

Are you ready to be challenged as a diver? Here are 15 experiences that are guaranteed to take you to the next level. All you have to do is commit.

Many of the world's hottest shark scuba diving spots also offer can't-miss topside thrills to keep your heart rate up between dives.