Lake Baikal, meaning, in Mongolian, “the Nature Lake”, is a rift lake located in southern Siberia, Russia. It’s at least 20 million years old, and roughly a mile deep at its lowest point. The Siberian lake is the largest freshwater lake by volume in the world and is considered the world’s oldest lake. The lake is completely surrounded by mountains and is fed by as many as 330 inflowing rivers. During ice season, that starts usually in mid-January and lasts till mid-April., ice depth increases up to 140 centimeters, that allows quite safe vehicle driving on ice cover. The ice itself is very picturesque because of transparency of 1 meter depth, having different patterns of crevasses and bubbles, performing astonishing sounds.