10 Reasons to Book a Trip to Cozumel, Stat

While you're at it, keep that snorkel mask and flippers handy, because a half-mile from the island, there is a magical underwater land covered in starfish. It's a shallow sandbar known as El Cielo ("the sky"), and the five-legged wonders love it for the tiny plants and sea creatures that drift by and become their dinner. Stingrays are known to hang out here too, so keep an eye out for the ruffly, fluttery little creatures.