GEOGRAPHY THROUGH MAPS

Lena River

The Lena rises in the mountains west of Lake Baikal and flows through eastern Siberia to a large delta on the Laptev Sea. Its source is near Baikal, but it does not drain the lake.

Fast Facts

  • The upper course turns northeast before the lower river flows broadly north.
  • The Aldan joins from the right and the Vilyuy from the left, facing downstream.
  • The Lena basin is separate from the Yenisei–Angara basin.
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Part of Visualize CSE, an interactive geography atlas for UPSC Civil Services (IAS) preparation.