Tumen River
River in Asia
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The Tumen River, also known as the Tuman River or Duman River, is a 521-kilometre long river that serves as part of the boundary between China, North Korea and Russia, rising on the slopes of Mount Paektu and flowing into the Sea of Japan. The... Wikipedia
Source: Paektu Mountain
Length: 324 mi
Mouth: Sea of Japan (East Sea)
Basin size: 33,800 km2 (13,100 sq mi)
Etymology: Old Turkic and Mongolian, tümen "ten thousand"
Federal subject (Russia): Primorsky Krai
Province (DPRK): North Hamgyong, Ryanggang