Longest rivers in the World.

A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases a river flows into the ground and becomes dry at the end of its course without reaching another body of water

source: https://en.wikipedia.org/wiki/River

1. Nile- 6825 Km- Africa
2. Amazon- 6437-South America
3. Yangtze- 6380- Asia
4. Mississippi- 5971- N. America
5. Yenisey-Angara- 5536- Asia
6. Huang- 5464- Asia
7. Ob-Irtysh-5410-Asia
8. Parana- 4880- S. America
9. Chambeshi- Congo- 4700- Africa
10. Amur-Argun- 4444-Europe/Asia

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