The Tumen River (圖們江, Tumenjiang) is located in Northeast Asia.
It forms the border between China and North Korea in the upper reaches and between North Korea and Russia at the mouth.
The Tumen River originates in the Changbai Mountains and flows 521 km long into the Sea of Japan.
... through the Canadian Arctic
Walter Raleigh, (1554?-1618), English explorer
James Clark Ross, (1800-1862), Explorer
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Robert Falcon Scott, (1868-1912), reached the ...