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The Mississippi River is the 4th longest river in the world and the longest river of USA. From its geographic source in Hell Roaring Creek of Idaho of USA to the mouth in Gulf of Mexico, the total length of the Mississippi River is 6,084 km or 3,781 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: 10.1080/17538940902746082

Read more: Where_does_the_Mississippi_river_rank_in_river_length

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12y ago

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