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Over 20,000 precolonial earthworks in the Southwest Amazonia - Nature
Using canopy-penetrating LiDAR data, the northern part of southwestern Amazonia appears to contain as many earthworks as previously estimated for the whole of Amazonia.
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nature.com
Over 20,000 precolonial earthworks in the Southwest Amazonia - Nature
Using canopy-penetrating LiDAR data, the northern part of southwestern Amazonia appears to contain as many earthworks as previously estimated for the whole of Amazonia.
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scientificamerican.com
Hundreds of never-before-seen ancient ‘earthworks’ discovered in the Amazon
Many of these structures date to around C.E. 100–300, during the time of the Aquiry civilization, and may have been used for ceremonial purposes
