This description covers the Amazon River, the longest river in South America. Spanning over 4,000 miles, the Amazon River is one of the most important waterways in the world. It originates in the Andes Mountains in Peru and flows through Brazil, Colombia, and
From Wikipedia
The Amazon River in South America is the largest river by discharge volume of water in the world, and the second-longest or longest river system in the world, a title which is disputed with the Nile.