It's called the Great Blue Hole. Scuba divers and snorkelers have ... Their mission was to create a 3D map of the sinkhole's interior, but along the way, they came across some common and not ...

Like a pinprick piercing the azure Caribbean Sea, the Great Blue Hole is as mysterious as it is mesmerizing. From above, this almost perfectly circular underwater sinkhole is a deep, dark bullseye ...

Famous blue holes, such as the Great Blue Hole in Belize and Dahab’s Blue Hole ... resolution sonar and pressure-resistant ...

Declared a UNESCO World Heritage Site in 1996 – along with six other areas surrounding Belize's barrier reef – the Great Blue Hole remains one of the world's most distinguished scuba sites.

Here’s what you need to know before visiting the Great Blue Hole. Like a pinprick piercing the azure Caribbean Sea, the Great Blue Hole is as mysterious as it is mesmerizing. From above ...