“Blue Hole” – Best Diving Sites On Earth!
“Blue Hole”, though it sounds like a celestial phenomenon is found on earth when ground under the sea sinks in forming a deep cave which gives it a dark blue color. 8 have been discovered so far – The Great Blue Hole (Belize), Dean’s Blue Hole (Bahamas), Blue Hole (Santa Rosa, New Mexico), Blue Hole (Dahab, Egypt), Blue Hole (Gozo, Malta), Blue hole in Guam, Blue Grotto (Capri, Italy), The Blue Cave (Korcula, Croatia).
The Great Blue Hole, Belize (#1)
Size (300m wide & 125m deep). The Great Blue Hole is the largest of such sink holes in the sea and attracts many adventure divers every year. Its unique feature is a near perfect circular cave. photo credit