The scenic wilderness of the Beaver State includes mountains, river gorges and even desert--but diving? Surprised? You shouldn't be.

The sunken wrecks of Lake Huron's Thunder Bay provide a breathtaking thrill--and a moving history lesson.

Go over the edge with some of the best diving in Puerto Rico.

We could have given you twice as many reasons to scuba dive Belize. This tiny country offers a wealth of dive options-from amazing encounters with whale sharks and dolphins to sublime dives on coral atolls.

The oil rigs off SoCal's coast are thrilling artificial reefs loaded with marine life.

A hot spot for winter sports, northern Utah offers another kind of hot spot for divers-dozens of geothermal springs.

This East Caribbean jewel is one of diving's best-kept secrets, but maybe not for long.

Photography by Nick Lucey

Cozumel is full of surprises even for divers who have been there countless times, including newly discovered sites and the margarita-fueled fun of Carnival.