Nestled on the northern coast of Honduras, Roatán is an island paradise. Though not as well-known as other Caribbean islands, ...

Free divers (those who dive without a breathing apparatus) can get certified by Esteban Darhanpé at his Roatan Freediving ...

And they do. The 400-pound animals sink down, exchange a few more high-pitched whistles, and then simultaneously blow bubbles together. Then they pirouette side by side. Then they tail walk.