" The Great Blue Hole, Belize " It was formed as a limestone cave system during the last glacial period when sea levels were much lower. As the ocean began to rise again, the caves flooded, and the roof collapsed.Believed to be the world’s largest feature
Belize Barrier Reef ~ a series of coral reefs straddling the coast of Belize, roughly 300 meters offshore in the north and 40 kilometers in the south within the country limits. by Onne Van der Wal, Corbis
The Mesoamerican Barrier Reef, the second largest in the world is a part of the Caribbean Sea and stretches 600 miles south-east alongside the coasts of Mexico, Belize, Guatemala and Honduras. It's a great place to go snorkeling or scuba diving.