Cancun is located in the Mexican state of Quintana Roo on the Yucatan peninsula. Not to be confused with the Mexican state of Yucatan, also situated on the Yucatan peninsula. Cancun in Quintana Roo is just on the Caribbean coastline and offers many miles of dreamlike beaches. The area is promoted as the “Riviera Maya” and is probably one of the most popular travel destinations not only of Mexico, but also of the Americas.