Lake Baykal (Baikal) in Siberia, Russia is the deepest 5,714 ft (1,742 m) and oldest lake in the world.

Lake Baykal (Baikal) in Siberia, Russia is the deepest 5,714 ft (1,742 m) and oldest lake in the world.Photo Copyright © Alexander Krivenyshev, WorldTimeZone.com

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