Lake Baikal is an ancient continental rift freshwater lake that is considered the deepest lake in the world. It is located in the mountainous region of Siberia, in Russia. Lake Baikal is considered to be 25 million years old.
Why it is special: Containing 20% of the world’s unfrozen surface fresh water, Baikal Lake contains more water than all the Great Lakes of North America combined. Not just the deepest lake, but also the oldest and clearest lake in the world, Lake Baikal formed as an ancient rift valley. 7th largest lake based on surface area, this Lake is home to numerous species of plants and animals. Many of these animals do not exist anywhere else in the world.