Are you ready for your next — or first — big-animal encounter? Do you dream of scuba diving with sharks, manta rays, sea lions and dolphins?

The colors of a clown crab may scream, "Look at me!" but these little guys are hard to find on the reef. Here's where to look.

Want to do something new for Easter? Adopt a whale, dolphin or sea turtle from the Pacific Whale Foundation.

Do you collect postage stamps? Look at these scuba diving and marine life postage stamps from around the world.

Want to show a sense of connection between you and your underwater subject? Focus on the eyes of fish and marine life.

The Bonaire Reef Pilot Project is a model for the Caribbean. Check out the work of the Coral Restoration Foundation at Buddy Dive Resort's house reef.

Want to swim with wild Atlantic spotted dolphins in the Bahamas? The Dolphin Dream liveaboard can put you in the water with them!

Okeanos Aggressor takes you on extraordinary dives where the wild things roam. See hammerhead, whale sharks, frogfish and more in this trip report from Cocos Island.

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.