Smithsonian Tropical Research Institute
The Underwater History of the Amazon Rainforest
Two floods could have ravaged the Amazon rainforest millions of years ago. The great Amazon is the largest rainforest on the planet, extending about 40 percent of the South American continent and including parts of the following different countries: Brazil, Bolivia, Peru, Ecuador, Colombia, Venezuela, Guyana, Suriname and French Guiana that's a department of France.