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.

Looking for the world's best diving? From sharks to humpback whales and beautiful wrecks, French Polynesia is perfect for divers!

For divers, all archipelagos are not created equal. Follow our lead to nine of the most awe-inspiring of the bunch.

Want to add a little adrenalin to your diving? See if you're ready for the challenge to dive the world's fastest tidal current: Saltstraumen in Norway.

Looking for summertime scuba fun in the good old U.S. of A., where you can make new dive buddies, or dive for a cause? Read on (and then share your club or shop's events with us).

When marine creatures converge for the sake of their species, the results can be a kaleidoscope of a dive.

Tragic history, human skulls and personal bests — exploring the uncanny sunken shipwreck legacy of Operation Hailstorm in Micronesia's Chuuk (Truk) Lagoon.

Where can you dive or snorkel with big animals in the Caribbean? Here are some of the best encounters with sharks, whales, and a host of other pelagics.

Reason No. 1: The RMS Rhone. These legendary isles offer diving on the famed wreck, plus a host of other reasons to vacation here.