10. Lake Baikal, Siberia
The world’s biggest volume-wise freshwater lake comprising about 20 percent of earth’s fresh water resources (yes, it is that massive!). It has more fresh water resources than All North American Great Lakes together. Featuring a plunging depth of 1,642 meters, Baikal is the planet’s deepest lakes. Baikal is also known to be earth’s cleanest and most ancient lake (25 million years and counting, phew!).
