The vacation-oriented coast south of Cancún on Mexico's Yucatán Peninsula is famed for its resorts as well as their various shopping, dining, nightlife, and a broad menu of daytime activities. And one of the Riviera Maya's top activities is diving and snorkeling amid the corals that lie offshore, part of the Mesoamerican Barrier Reef - the world's second largest after Australia's Great Barrier Reef. For snorkeling you don't need any prior training or experience, and here's a trio of the top ways to experience it:

read post