What is "cozumel"

Cozumel (, ) is an island in the Caribbean Sea off the eastern coast of Mexico's Yucatán Peninsula, opposite Playa del Carmen, and close to the Yucatán Channel. The economy of Cozumel is based on tourism. There are a number of visitors to the island's balnearios, scuba diving, and snorkeling. The main town on the island is San Miguel de Cozumel. The islands belongs to Cozumel Municipality of the state of Quintana Roo, Mexico.