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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.

What you don't know about swimming with oceanic whitetip sharks won't hurt you — right? Find out about diving with these fish in the Bahamas.

Experience the underwater world of Ontario, Canada — it's a wreck diver's paradise.

Scientific divers deploy a technological arsenal to explore a twilight zone of Ice Age reefs in Bermuda.

Looking to plan a weekend dive vacation? Head to the Florida Keys for the best wreck diving in the south!

See if your favorite dive destinations made this year's Top 100 Readers Choice for Best Overall Diving — and check out some of our favorite dives.

Want to find out where to dive with Chilean Devil Rays? Check out this Secret Spot in the Azores!