Want to swim with whales? Here are the best places to get in the water with sperm whales, the largest toothed predators in the world.

The first video teaser for Shark Week 2016 has launched, and it's filled with mermaids, circus folk and, of course, people riding sharks. What do you think?

Freediver has the encounter of a lifetime with seals in Cape Town, South Africa. Watch the video now!

Scuba diving in the Arctic with a leopard seal for the first time leads an underwater photographer out of his comfort zone before making a new friend.

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.

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

.

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.