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Earthworks Archaeology
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Earthworks Archaeology 2024 Lidar Detects Earthworks in the Amazon Archaeology Magazine
More than 10000 Pre-Columbian Earthworks Remain Hidden in the Amazon AAAS
More than 10000 pre-Columbian earthworks remain hidden throughout Amazonian forests – Popular Archeology Popular Archaeology
Seip Earthworks - Hopewell Culture National Historical Park (U.S National Park Service