Examine art and nature together at the underwater museums created by sculptor Jason de Caires Taylor, which feature more than 400 lifelike statues.
It's no surprise that the beaches here are one of the location's highlights. Playa Tortugas and Playa Delfines are good locations to beat the crowds.
Mexico's most famous Mayan ruins, at Chicen Itza, are only a day trip away, while El Ray is slightly closer and still packed with historical highlights.
From wild iguanas in ruins to lemon sharks and loggerhead turtles just off the coast, the wildlife watching is well worth the journey south.