Quintana Roo

State, Yucatán Peninsula, southeastern Mexico. Situated on the eastern side of the peninsula, it is bounded by the Caribbean Sea (east), by Belize (south), and by Campeche and Yucatán (west); its northern shore is on the Yucatán Channel between the Gulf of Mexico and the Caribbean. Quintana Roo, with an area of 19,397 square miles (50,212 square km), is a hot, humid, and heavily forested limestone