When you dive with sea lion pups off California's Santa Barbara Island, you've got to share your toys.

Once bordering on extinction, California's black sea bass are staging a big comeback.

California's HMCS Yukon turns San Diego's Wreck Alley into a must-see destination.

Mermaids fight to save Weeki Wachee Springs, the Florida roadside attraction that holds the key to eternal girlhood.

Our man hits the backroads of "the real Florida" to explore five popular springs.

This popular swimming hole has clear water and gregarious marine life--human and inflatable.

Only in South Florida can you cram as many as five shipwrecks and artificial reefs into a single dive.

Dive into maritime history at Florida's Underwater Archaeological Preserves.

These 10 hot spots in the cold Emerald Sea may be the best diving in North America.