The measurement of the rivers is depending on the source, mouth, and journey of the rivers, quite difficult to calculate the exact length. There are hundreds of rivers longer than 1000 km The Himalayas in Asia forms many rivers and end up in the Arabian Sea and Bay of Bengal. Amazon is the largest rainforest in the world that created many rivers and end up in the Atlantic Ocean. Africa is a continent with many long and large rivers which merge in the Atlantic ocean and Indian oceans.
The Nile is the longest river in the world with a total length reaches 6,650 km. In addition, the amazon river is 250 km shorter than the Nile river. Some Brazilian and Peruvian analyzes have hinted that the Amazon is the longest river, the Amazon river has a length of 6,400 km.
| Rank | Rivers Name | Length(km) | Drainage Basin | Outflow |
|---|---|---|---|---|
| 1 | Nile | 6,650 | Ethiopia, Eritrea, Sudan, Uganda, Tanzania, Kenya, Rwanda, Burundi, Egypt, Democratic Republic of the Congo, South Sudan | Mediterranean Sea |
| 2 | Amazon | 6,400 | Brazil, Peru, Bolivia, Colombia, Ecuador, Venezuela, Guyana | Atlantic Ocean |
| 3 | Yongtze | 6,300 | China | East China Sea |
| 4 | Missouri – Mississippi | 6,275 | United States, Canada | Gulf of Mexico |
| 5 | Yenisei | 5,539 | Russia, Mongolia | Kara Sea |
| 6 | Yellow River | 5,464 | China | Bohai Sea |
| 7 | Ob - Irtysh | 5,410 | Russia, Kazakhstan, China, Mongolia | Gulf of Ob |
| 8 | Parana | 4,880 | Brazil, Argentina, Paraguay, Bolivia, Uruguay | Rio de la Plata |
| 9 | Congo | 4,700 | Democratic Republic of the Congo, Central African Republic, Angola, Republic of the Congo, Tanzania, Cameroon, Zambia, Burundi, Rwanda | Atlantic Ocean |
| 10 | Amur | 4,444 | Russia, China, Mongolia | Sea of Okhotsk |