It's voluntourism on a cruise ship: Find out how to swim with manta rays and whale sharks in the Maldives aboard the Four Seasons Explorer liveaboard dive boat.

Dreaming of a Marquesas Islands getaway? Dive on the liveaboard *Itemata*, a 60-foot catamaran with exciting excursions and private dives.

The horrific Operation Hailstone turned Truk Lagoon into scuba diving paradise, with more than 50 wreck dive sites steeped in history and rich in marine life.

Video Alert — Experience the beauty and remoteness of diving the Solomon Islands on a liveaboard.

Diving in the Sea of Cortez offers many opportunities to encounter sea lions, whale sharks, and other marine life.

Find out why divers are smitten by this Caribbean paradise — and for much more than its famous Great Blue Hole.

Discovering the secrets of the cargo holds in one of the Red Sea’s greatest shipwrecks, the SS Thistlegorm.

From amazing macro critters in the muck to beautiful coral reefs, scuba diving in PNG is one of the best experiences in the world.

The Aggressor Fleet & Dancer Fleet expand their worldwide fleet of scuba diving liveaboards to Sri Lanka and offer unique itineraries to the area.