With vast walls, glittering bays and a quartet of idyllic mini-islands, Puerto Rico offers la vida loca under the waves.

Between Cozumel and Belize there's an atoll that's made for divers--and you've never heard of it. Got your attention?

There's more to diving here than soft coral, white sand and a bilo shell filled to high tide.

Finally, we know why French Impressionist Paul Gauguin ended his search for paradise in French Polynesia.

There's more to this romantic South Seas island than meets the eye.

In an area of the Pacific known as the heart of the world's marine biodiversity, one island group stands out for its jaw-dropping abundance of life.

In the shadow of Mt. Fuji, temperate waters offer up a tapestry of marine life as colorful as a new kimono.

Sublime drop-offs and macabre wrecks make Palau and Truk Lagoon a glorious study in contrasts.

Once the secret weapon of the U.S. Navy, the fourth-largest atoll in the world is now open for diving.