Gold is a valuable commodity around the world.

Atlantis is a fictional island mentioned in an allegory on the hubris of nations in Plato's works Timaeus and Critias, wherein it represents the antagonist naval power that besieges "Ancient Athens", the pseudo-historic embodiment of Plato's ideal state in The Republic.

El Dorado, originally El Hombre Dorado or El Rey Dorado, was the term used by the Spanish in the 16th century to describe a mythical tribal chief of the Muisca people, an indigenous people of the Altiplano Cundiboyacense of Colombia, who, as an initiation rite, covered himself with gold dust and submerged in Lake Guatavita.