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.
... terrestrial signals, and this is seen by some as influential (to a certain limited extent) in promoting the take-up of digital television.
BBC News 24 broadcasts from ...