To visit the works of the Underwater Museum (MUSA) you must do it with diving or snorkeling equipment, there is also the option of the glass bottom boat. Currently, there are more than 500 sculptures submerged in the Caribbean Sea made with a special concrete that facilitates the creation of corals.
Cenotes are natural sinkholes, formed when the ceiling of any cave collapses underwater. There are plenty of choices in the area. Check out recommendations on Trip Advisor!
One of the best spots for swimming with turtles!
El Cielo (Heaven) on the island of Cozumel is home to the second-largest coral reef in the world!
Rent a catamaran for the day! Get a small group together, enjoy fresh seafood ceviches and drinks while you tour the islands. Most provide snorkeling equipment.