The Tumen River, also called the Tuman River (Korean pronunciation: [tumanɡaŋ]; called the Duman in South Korea), is a 521-kilometre (324 mi) 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 river flows in northeast Asia, on the border between China and North Korea in its upper reaches, and between North Korea and Russia in its last 17 kilometers (11 mi) before entering the Sea of Japan. The river forms much of the southern border of Jilin Province in Northeast China and the northern borders of North Korea’s North Hamgyong and Ryanggang provinces. Baekdu Mountain on the Chinese-North Korean border is the source of the river, as well as of the Yalu River (which forms the western portion of the border of North Korea and China).
The name of…
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