Paleocontact and Ancient Anomalies: Exploring Claims from Giza to the Antikythera Mechanism
To the point
Many ancient mysteries, from Giza's geodetic precision and the Antikythera Mechanism to Sacsayhuamán, the Costa Rica Spheres, and other phenomena, are presented by some as evidence of advanced past knowledge or even extraterrestrial contact, while mainstream scholars remain cautious and call for more evidence.