A rugged, full-function technical dive computer, the Shearwater Petrel accommodates both open circuit and closed circuit diving. In addition to air, divers can program up to five nitrox or tri-mix gasses for each. A two-button interface and intuitive menu system simplify programming and adjustments during the dive. It’s available in a “Standalone” version or EXT, which includes a Fischer connector for receiving O2 data.

SCUBAPRO’s Equator is a travel-friendly BC built for the rigors of the road and frequent diving. Its jacket-style design provides just the right amount of lift and its small backpack allows fold up compact storage.

Non-destructive testing (NDT) is quality control inspection that does not harm the components being tested. Since 1980 Ocean Corporation has risen to the challenge of training the world’s best NDT Inspectors.

Looking for the best of the best? This is the Top 100 Gold List of operators, resorts, live-aboards, underwater experiences (i.e., best big-animal encounters, shore dives and wrecks), dive bars and more, determined on a popularity contest basis. Rankings are based on the total number of responses, regardless of category.

There is an art to capturing beautiful images like this one taken in Mexico's Car Wash cenote in the Riviera Maya region of Mexico's Yucatan Peninsula.

From California's kelp forests and the walls of the Northwest to Florida's clear springs, the Midwest's shipwreck graveyards and Texas' Flower Gardens, we give you the best of our home region.

Beautiful, accessible and packed with marine life — these are among the favorite things divers love about the sun-kissed islands in the Caribbean and Atlantic.

The planet's best places to find pulse-pounding big animals, deep walls, massive wrecks, fascinating caves and more.

Get vertical in the reefs off these islands, and explore the joys of flying alongside a plunging drop-off.

In a perfect world, every dive site would be just a few fin kicks from shore. In these 15 places, they often are.

Looking for the best wreck dives? Check out where you can find scores of exploration-worthy wrecks, just waiting for you to dive.

If you're just getting into diving, you'll love these dive destinations with superb, easy conditions.

Establish your diving cred at these 15 brag-worthy hot spots for challenging underwater experiences.

What could be more sublime than to explore the underwater realm in crystal-clear water?