Narrator: Scientists think the cave formed during the last Ice Age ... 125 meters into the Earth's crust. It's called the Great Blue Hole. Scuba divers and snorkelers have been cruising the ...

Belize’s Great Blue Hole, pictured here ... based on the structure of inland limestone cave systems. The team specifically ...

During the research, they also discovered stalactites—rock formations hanging from the cave ceiling. This finding suggests that the Great Blue Hole was once a dry cave formed around 14,000 years ...

The Great Blue Hole is located about 60 miles off the coast ... Actun Tunichil Muknal Cave Tour and Picnic (933 reviews) ...

But during the last ice age when sea levels were much lower, the caves were the high-and-dry habitat for a completely different group of animals. On one dive into a blue hole on Great Abaco Island ...

There is always a great film to watch in the 4D cinema ... Free entry for Blue Peter badge holders Wookey Hole Caves is one of over 200 attractions around the UK that Blue Peter badge holders ...