Tunguska, n.
a river in southeastern Siberia that flows northwest from Lake Baikal to become a tributary of the Yenisei River
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Angara Angara River Tunguska Upper Tunguska
a river that arises to the north of Lake Baikal and flows north and west to the Yenisei River
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Lower Tunguska Tunguska
a river in Siberia that flows northwest to become a tributary of the Yenisei River
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Stony Tunguska Tunguska