With 200 feet of viz possible on every dive, *Cayman Aggressor IV* gives you the best views of Grand, Little and Cayman Brac.

Spoilsport lets you choose between spectacular Great Barrier Reef dives, or whispering to the whales on snorkel all day long if you want.

Have you ever wondered what it's like to dive the Great Barrier Reef? Expert photographer and diver Craig Dietrich tells us how he met Mike Ball, founder of Mike Ball Expeditions in Australia, and ended up embarking on one of the most memorable liveaboard trips he has ever been on.

You join the divers perched on the entry deck, a mere six feet from the turbid ocean, frothing in the boat’s wake, and the divemaster counts down from 10.

The humpback whales of the Dominican Republic's Silver Bank are in the mood for love — whether it be romantic or motherly love.

The M/V Valentina liveaboard shows scuba divers why Jacques Cousteau fell in love with diving Mexico's Sea of Cortez, an area off Baja California that Cousteau called "the Aquarium of the World."

What diver would pass up the chance to experience a shark feed in the gin-clear waters of the Bahamas’ Exuma Cays with a 90-foot-long intact wreck as a stage?

Okeanos Aggressor takes you on extraordinary dives where the wild things roam. See hammerhead, whale sharks, frogfish and more in this trip report from Cocos Island.