The Amazon River π is the second longest river in the world, stretching about 4,345 miles (7,062 kilometers)! It flows through several countries in South America, including Brazil, Peru, and Colombia. The river is famous for having the largest rainforest π³ in the world, known as the Amazon Rainforest. This incredible river is so big that it carries more water than the next seven largest rivers combined! The Amazon River also has many tributaries, like the Negro and Madeira Rivers, making it one of the most important water systems on our planet!