It's home to 60 types of coral, more than 500 fish species, endangered sea turtles, and "the world's largest congregation of whale sharks." Reefs also attract millions of tourists every year.

Arrecifes de Cozumel National Park is the second-largest coral reef in the world and is home to a range of marine flora as well as incredible animals like rays (from December to March), sharks ...

The world’s second-largest coral reef stretches along the coasts of Belize, Honduras, Guatemala and Mexico: the Mesoamerican Reef. What makes this reef so special is not only its dimensions but also ...

Off the resort’s beach is the world’s second largest coral reef that stretches some 190 miles long. No wonder the beachfront waters are so calm. If you arrive by boat, you’ll dock at a 400 ...

Leena Tailor The world’s largest coral reef stretches 1,800 miles along the Queensland coastline and boasts more than 400 types of coral and 1,500 species of tropical fish. If you have time in ...

Credit: US Geological Survey Scientists in Australia have observed unprecedented coral bleaching across the world's largest reef system. In a new study, they track the rapid rate at which coral ...

Covering nearly 133,000 square miles (345,000 square kilometers), the Great Barrier Reef is the world’s largest coral reef, home to more than 1,500 species of fish and 411 species of hard corals.