Akakor, an alleged underground Amazonian city popularized in the 1970s. Based on accounts by the mysterious figure Tatunca Nara, Akakor was described as a legacy of gods who once ruled the Earth. While widely regarded as a hoax, its story has been tied to disappearances, conspiracies, and the murder of journalist Karl Brugger. Recent Amazonian archaeology shows advanced societies once existed in the region, raising questions about the roots of such myths. Akakor endures as an Amazonian enigma, blending myth, fraud, and the lure of hidden civilizations.