A modern Kuikuro dam, used to help funnel fish (the Kuikuro's primary source of protein) into submerged fish weirs. The Amazon River basin was a very different place before the arrival of European colonists in 1492, characterized by densely...

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Washington, August 29 (ANI): A research paper has suggested that ancient settlements in the Amazon, now almost entirely obscured by tropical forest, were once large and complex enough to have hosted large, urban civilizations. The paper has...
The remote Amazon basin was once home to complex urban communities, according to a study in Science...
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mongabay.com August 27, 2008 Researchers have uncovered new evidence to support the controversial theory that parts of the Amazon were home to dense "urban" settlements prior to the arrival of Europeans in the 15th century. The study is...