We've put together a photo gallery of 15 wrecks — some open to scuba divers and some not; some of their stories known to us and some not — that move us.

These freshwater experiences — from Iceland and the Great Lakes to China and the Florida springs — offer an exhilarating change of pace.

Want to dive Thailand? Check out this trip aboard the Thailand Aggressor liveaboard.

Lovely ships, spectacular dives, and friendly crews await you on Siren Fleet Luxury Liveaboards

From the Andaman Sea to the Coral Sea, this region offers unspoiled reefs, big animals, thrilling drifts, World War II wrecks and unparalleled macro life.

Want to see a mermaid swimming with whale sharks in the Philippines? Watch this stunning video.

Stunning video from Nat Geo: When tide and current turn a tiny bay into a bowl of plankton, manta rays in the Maldives gather for a roiling, whirling feast.

Here's a look at a trip aboard the Thailand Aggressor in the South Andaman Sea.

These human-assisted habitats act like defibrillation paddles, revving up struggling reefs and reviving declining fish populations from Florida to Indonesia and beyond.