At about 2,300,000 square miles in size, the Amazon rainforest is the largest and most biodiverse forest in the world. It spreads across Brazil, Bolivia, Colombia, Ecuador, French Guiana, Guyana, Peru, Venezuela, and the Republic of Suriname, and is home to one in ten of the wildlife species known (with new species being discovered almost daily).

The Amazon rainforest in South America is, by far, the largest rainforest in the world. It covers about 80% of the Amazon basin, which spans at least 2.3 million square miles (6 million square kilometers), according to the NASA Earth Observatory.

The Amazon Rainforest in South America is by far the largest forest in the world. It covers an area of 5.5 million square kilometers / 2.7 million square miles, which is about 40% of South America’s total land area.