The second largest lake in Europe, situated in the northwest part of the European portion of Russia, between Lake Ladoga and the White Sea. It covers an area of 3,753 square miles ...
The lake located in the southern part of eastern Siberia within the republic of Buryatia and Irkutsk oblast (province) of Russia. It is the oldest existing freshwater lake on ...
A geologic map is a map that notes the structure and composition of geologic features, like the presence of minerals, rock types, earthquake faults, underground water, and ...
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