1. Nile River (Africa)
* Longest river in the world
* Flows through Egypt, Sudan, Ethiopia, Eritrea, Uganda, Kenya, Tanzania, Rwanda, Burundi, and Congo
* Important source of water for irrigation and drinking
2. Amazon River (South America)
* Second longest river in the world
* Flows through Brazil, Peru, Colombia, Ecuador, Bolivia, and Venezuela
* Largest rainforest in the world is located within the Amazon River basin
* Home to a wide variety of plants and animals
3. Yangtze River (Asia)
* Third longest river in the world
* Flows through China
* Important source of water for irrigation, drinking, and transportation
* Home to the Three Gorges Dam, one of the largest hydroelectric dams in the world
4. Mississippi River (North America)
* Fourth longest river in the world
* Flows through the United States
* Important source of water for irrigation, drinking, and transportation
* Home to the Mississippi Delta, a vast region of wetlands and wildlife habitats
5. Yenisei River (Asia)
* Fifth longest river in the world
* Flows through Russia
* Important source of water for irrigation and industry
* Home to the Sayano-Shushenskaya Dam, one of the largest hydroelectric dams in the world
6. Ob River (Asia)
* Sixth longest river in the world
* Flows through Russia
* Important source of water for irrigation and industry
* Home to the Khanty-Mansiysk Autonomous Okrug, a region rich in oil and gas reserves
7. Congo River (Africa)
* Seventh longest river in the world
* Flows through the Congo Basin rainforest
* Important source of water for irrigation and industry
* Home to the Democratic Republic of the Congo, a country rich in mineral resources