According to the United States Geological Survey, the Nile River is the world’s longest river, stretching 4,132 miles across northern Africa.
The Amazon River is the world’s second longest river, extending about 4,000 miles from its origins in the Ucayali-Apurmac river system across South America.
The Yangtze River is the world’s third longest river, measuring 3,915 miles in length. Culturally, historically, and economically, it is China’s most important water system.
According to the National Park Service, the Mississippi River flows 2,350 miles from its source at Lake Itasca through the heart of the continental United States.
According to The Atlantic, the Yenisei River is the largest river system flowing to the Arctic Ocean, stretching 3,443 miles. It is the world’s fifth longest river
The Yellow River is the world’s sixth longest river, with an estimated length of 3,395 miles.
The Ob River and its primary tributary, the Irtysh, originate in the Altay Mountains of southwestern Siberia and flow 3,364 miles.
The Paraná River flows for 3,032 miles through Brazil, Paraguay, and Argentina.
The Congo is the world’s ninth longest river, stretching 2,290 miles, but it is also the world’s deepest, with measured depths exceeding 720 feet.
According to the World Wildlife Fund, the Amur River is the longest undammed river in the Eastern Hemisphere, stretching 1,755 miles along the boundary of eastern Russia and northern China.