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

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

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

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.

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

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

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

Why fly halfway around the world when you can find feisty great whites just south of the border--and just off California.

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