Located : Rusia.
Description : Lake Baikal was formed 25 million years ago, this lake is the oldest lake, and the deepest in the world. Reaches a depth of 5577 feet (about 1.8km). This lake contains more than 20% of the world's fresh water and more than 90% of freshwater Russia.
In addition to having the size of most of the world, in 1996 ago, Lake Baikal was also named by UNESCO - Agency in the United Nations (UN) in charge of education and culture - as one of the cultural heritage that must be protected. It's no exaggeration. Therefore, the volume of water in the lake is quite large, reaching one-fifth of the total water supply in the world.
Not only that, the lake is also known as the Blue Eye of Siberia has become home to about 1,700 species of plants and animals. In a press conference before the exploration is done, Chilingarov said, what scientists do is to stake out Russia's negative impacts of global warming on the seabed biota of Lake Baikal. In addition, the mission is to inspire the Russian government to be more concerned with the fate of the world heritage.