What are the most surprising Great Blue Hole discoveries so far? Could the mysterious tracks be from something still living ...

A sample drilled from the bottom of the Great Blue Hole has uncovered 5,700 years of history. The underwater sinkhole, located off the coast of Belize in Central America, is one of the world's most ...

An expedition to the bottom of the Great Blue Hole off the coast of Belize in Central America has returned with a cargo of ...

The Great Blue Hole was formed during the Ice Age ... on dry land collapsed when the ocean rose and created a huge sinkhole. When explorer Jacques Cousteau came across it in 1971, it became famous, ...