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The Mekong River is the 10th longest river of the world. From its source in Mt. Jifu to the mouth in South China Sea, the length of the Mekong River is 4,909 km or 3,051 miles.

Source: S. Liu, P. Lu, D. Liu, P. Jin, W. Wang, Pinpointing the sources and measuring the lengths of the principal rivers of the world, International Journal of Digital Earth, Volume 2, Issue 1 March 2009 , pages 80 - 87,DOI: 10.1080/1753894090274608

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12y ago

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