Sungai Amazon, or the Amazon River, is the largest river in the world by discharge volume and the second longest, flowing approximately 4,345 miles (7,062 kilometers). It runs through several countries in South America, including Brazil, Peru, and Colombia, and is known for its vast rainforest, the Amazon Rainforest, which is home to diverse wildlife and plant species. The Amazon River basin covers about 2.7 million square miles (7 million square kilometers), making it one of the most significant ecosystems on the planet. The river plays a crucial role in regulating the Earth's climate and is vital for the livelihoods of millions of people, including indigenous communities who depend on its resources.