Principal River Of the World
PRINCIPAL RIVER OF THE WORLD
| S.no | River | Source | Outflow | Approx. lenght mi. | Approx. lenght km |
| 1 | Nile | Tributaries of lake victoria, Africa | Mediterranean sea | 4,180 | 6,690 |
| 2 | Amazon | Glacier-fed lakes, peru | Atlantic Ocean | 3,912 | 6,296 |
| 3 | Mississippi-missouri-Red Rock | Source of red rock, Montana | Gulf of Mexico | 3,710 | 5,970 |
| 4 | Chang Jiang (Yantze) | Tibetan plateau, china | China Sea | 3,602 | 5,797 |
| 5 | Ob | Altia Mts, Russia | Gulf of Ob | 3,459 | 5,567 |
| 6 | Huang Ho (Yellow) | Eastern part of Kulan Mts., west China | Gulf of Chihli | 2,900 | 4,667 |
| 7 | Yenisei | Tannu-Ola Mts., western Tuva, Russia | Arctic Ocean | 2,800 | 4,506 |
| 8 | Parana | Confluance of Paranaiba and Grande rivers mts., Russia | Rio de la Plata | 2,795 | 4,986 |
| 9 | Irtish | Atlai Mts., Russia | Ob River | 2,758 | 4,438 |
