*Three-Dimensional Mapping of the Moai (Statue) Quarry at Rano Raraku, Rapa Nui (Easter Island, Chile)*
https://www.arcgis.com/apps/instant/3dviewer/index.html?appid=233cada52d434e9fa4d1741c92e308da
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*Megalithic statue (moai) production on Rapa Nui (Easter Island, Chile)*
https://journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0336251