Geography – Longest Rivers
| River | Miles | Kilometers | Continent | Outflow |
| Nile | 4145 | 6673 | Africa | Mediterranean Sea |
| Amazon | 4000 | 6440 | South America | Atlantic Ocean |
| Yuangtze | 3720 | 5989 | Asia | China Sea |
| Yenisei-Agara | 3650 | 5877 | Asia | Arctic Ocean |
| Amur-Argun | 3590 | 5780 | Asia | Tatar Strait |
| Ob-Irtysh | 3360 | 5410 | Asia | Arctic Ocean |
| Plata-Parana | 3030 | 4878 | South America | Atlantic Ocean |
| Huang He (Yellow) | 2903 | 4674 | Asia | Yellow Sea |
| Congo | 2900 | 4669 | Africa | Atlantic Ocean |
| Lena | 2730 | 4395 | Asia | Arctic Ocean |
| MacKenzie | 2635 | 4242 | North America | Arctic Ocean |
| Mekong | 2600 | 4186 | Asia | South China Sea |
| Niger | 2600 | 4186 | Africa | Gulf of Guinea |
| Missouri | 2315 | 3725 | North America | Mississippi River |
| Mississippi | 2348 | 3780 | North America | Gulf of Mexico |
| Murray-Darling | 2330 | 3751 | Australia | Indian Ocean |
| Volga | 2290 | 3687 | Asia | Caspian Sea |
| Madeira | 2013 | 3241 | South America | Amazon River |
| Sao Francisco | 1988 | 3201 | South America | Atlantic Ocean |
| Yukon | 1979 | 3186 | North America | Bering Sea |
| Rio Grande | 1885 | 3035 | North America | Gulf of Mexico |
