A massive sinkhole, located 60 miles off the coast of Belize is the Blue Hole. The Blue Hole (BH) was once a large cave system, & it is the world’s largest sinkhole today. The BH was explored by Jacques Cousteau in the mid-1970s & considered one of the top five diving spots on Earth. The BH is a part of the Belize Barrier Reef, which is one of the largest portions of the Mesoamerican Barrier Reef. The Great  Blue Hole is a large underwater sinkhole big enough to fit two Boeing 747s side by side. Perfectly circular in shape, the … Continue reading The Great Blue Hole: World’s Largest Sinkhole and Final Resting Place