The Amazon rainforest is primarily located in South America, spanning across several countries, with the largest portion found in Brazil. Additionally, it extends into Peru, Colombia, Venezuela, Ecuador, Bolivia, Guyana, Suriname, and French Guiana. Covering approximately 5.5 million square kilometers, the Amazon is the largest tropical rainforest in the world, known for its incredible biodiversity and unique ecosystem. It plays a crucial role in regulating the global climate and is often referred to as the "lungs of the Earth" due to its ability to produce significant amounts of oxygen.