An excellent diving site, this incredible duo of caves is a favorite of both tourists and locals alike. The two caves—known as Cenote Dos Ojos—were created by two 70-foot sinkholes connected by a ...

You can’t talk about the ocean without mentioning the Great Barrier Reef. This 1,429-mile ecosystem is the largest living thing on the planet. It’s so gigantic, you can see it from outer space! Just ...

From a ballet of whitetip reef sharks to a male cardinal fish releasing freshly-hatched babies from its mouth, these winning underwater photos are a revelation of our oceans’ wonders. "Synchronicity," ...

Add Yahoo as a preferred source to see more of our stories on Google. This movie poster provided by National Geographic shows “Ocean With David Attenborough.” (National Geographic via AP) NICE, France ...