The great blue hole is a wonder of the World ocean Bashny.Net

The great blue hole, or the Great blue (Great Blue Hole) is a large blue hole located in the center of lighthouse Reef Atoll in the composition of the Belize barrier reef. The hole is a circular sinkhole with a diameter of 305 meters, leaving a depth of 120 m.





This geological formation 10,000 years ago were a system of limestone caves that formed during the last ice age.



After a big ice melt the level of the Caribbean have risen significantly and the ceiling of the cave collapsed, causing a sinkhole has formed a particularly large size is a common landform along the coast of Belize.



The researcher of this miracle of nature is Jacques-Yves Cousteau. Arriving here in the early 70s of the last century, he called it "great". Hence the name, the Great, or the Great blue hole.



In 1972, after Cousteau's research confirmed the theory that the Great blue hole was formed. The expedition descended to the bottom of the cave, in a single submarine. The result was discovered a massive stalactites.

Source: koffboy.com/