Cozumel Reefs National Marine Park

You can snorkel on your own in Cozumel, and Sand Dollar Sports makes both options easy — especially when you're short on time.

Corals and wildlife are connected across the Mesoamerican Reef, so what happens in Cozumel can affect coral reefs and communities in other nearby countries. But like in many areas along the Central American Caribbean coast, coral reefs in Cozumel are in trouble.