Presenting the 2017 readers choice awards for best overall scuba diving in the Caribbean and Atlantic Ocean.

Aboard Tonga's Nai'a liveaboard, when the watch cries “Whales!” and the ship’s bell rings — grab a camera and run to the bow, because something is about to happen.

Photojournalist Jill Heinerth surveys the fragile marine habitat in the Arctic, where melting sea ice has an ecosystem hanging in the balance.

The Maldives, an island nation south of India, is best known among divers for abundant pelagic life, from whale sharks and oceanic mantas to Napoleon wrasse and hammerheads.

Scuba divers captured the experience of a lifetime on video when a great white shark visited the group on an Australia dive.

Palau has plenty to offer traveling scuba divers, including bumphead parrotfish spawning and night diving experiences.

Traveling to the Caribbean scuba diving hot spot Little Cayman? Here's what to do when your scuba diving and exploring the island.

An online competition is offering a Panama eco-resort, Casa Cayuco Eco Adventure Lodge, as a potential prize for $10 entry.

Silversea Cruises is offering the first world cruise to visit all seven continents. The 140-day trip will stop at more than 60 ports and 32 countries.