They arent drained by it , it just flows into it.
The principal rivers of the West Siberian Plain are the Ob, Irtysh and Yenisei Rivers.
West Siberian Plains
The Ural Mountains separate the northern European and west Siberian plains. They extend around 2,500 km from the Arctic Ocean to the Ural River. The range forms a natural boundary between Europe and Asia.
The Ural Mountains separate the northern European and west Siberian plains. They form a natural boundary between Europe and Asia.
The major land regions are the North European Plains, West Siberian Plain, Central Siberian Plateau, and the East Siberian Uplands.
Rissia's two main plains are The North European Plain and the West Siberian Plain!
northern European plain and west Siberian plain
Des plains
Central Siberian Plateau
West Siberian plateau
West Siberian plateau
The major land regions are the North European Plains, West Siberian Plain, Central Siberian Plateau, and the East Siberian Uplands.