Great Blue Wild

Stunning underwater video taken from the wildest expeditions of the world's greatest dive shops highlight the ocean's most spectacular species.

Hammerhead sharks, Galapagos sharks, rays, and many other species populate the waters of Cocos Island.

Home to the world's second-largest barrier reef, Roatan is one of the world's top dive spots, known for its rare black corals, low-lying nurse sharks and fearsome-looking barracuda.

An exploration of the crystal clear waters of Cozumel, a lush Caribbean paradise that hides the world's largest subterranean underwater cave system.

The Belize coral reef is part of the vast Mesoamerican coral reef, which stretches nearly 1,100 kilometers from the Yucatan Peninsula in Mexico to Honduras and Guatemala.

The Bahamas are surrounded by coral reefs and underwater caves filled with sharks, turtles, and dolphins.