Which lake is the oldest in the world?
Caspian Sea
Lake Superior
Lake Victoria
Lake Baikal
Lake Baikal is the deepest and the oldest lake, at least 25 million years old. It was formed as an ancient rift valley. Due its age, size and isolation, it hosts about 1000 endemic species of plants and animals (which can be found nowhere else in the world).
reach: rather globalgeographygeography of RussiageologylakesnatureRussiatechnology
Answers by country
Caspian Sea
Lake Superior
Lake Victoria
Lake Baikal
answers
Russia31
Austria105
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Switzerland55
Ukraine22
Germany768
Australia99
Poland22067
the Netherlands48
Greece47
the United States1019
Canada72
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Pakistan35
India298
Unknown25
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