Watch underwater photographer Thomas Peschak on TED Talks as he discusses his work and marine conservation.

Encounters with blue and mako sharks make Rhode Island a great bet for underwater shooters.

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Want to see sea turtles while scuba diving or snorkeling? Go to Florida, Cayman Islands and Australia! See underwater photos of these amazing animals.

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Tahiti — romantic, beautiful and a diver's paradise — is one of the best places in the world to dive, and is filled with sharks, dolphins, coral reefs and more.

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.

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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!