Narrator: There's a massive underwater sinkhole off the coast of Belize that extends 125 meters into the Earth's crust. It's called the Great Blue Hole. Scuba divers and snorkelers have been ...

The coral and other sea creatures add to the excitement ... It highlights the complex relationships within the Belize sinkhole phenomenon. The Great Blue Hole is a top attraction in Belize ...

Declared a UNESCO World Heritage Site in 1996 – along with six other areas surrounding Belize's barrier reef – the Great Blue Hole remains ... many underwater creatures (expect the occasional ...

The reef's Great Blue Hole is popular with divers World heritage body Unesco has removed the Belize Barrier Reef from its list of endangered World Heritage Sites after nine years. It said the ...