The Belize Barrier Reef is a series of coral reefs straddling the coast of Belize, roughly  offshore in the north and  in the south within the country limits. The Belize Barrier Reef is a  section of the  Mesoamerican Barrier Reef System, which is continuous from Cancún on the northeast tip of the Yucatán Peninsula through the Riviera Maya up to Honduras making it one of the largest coral reef systems in the world.