Historians have found many artifacts such as, dinosaur fossils, hieroglyphics, pyramids, Nazca lines, the gray alien, what is left of the Incas, the calendar from the Mayans, sunken ships, the building from the Aztecs, and much more
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He is using the "Labeling" aspect of the categorization part of the perception process.
Labelling is portraying somebody or something in a word or short phrase.[1] For instance, depicting somebody who has infringed upon a law as a criminal. Labelling hypothesis is a hypothesis in human science which credits marking of individuals to control and distinguishing proof of degenerate conduct. It has been contended that labelling is fundamental for communication. However, the utilization of the term is frequently proposed to feature the way that the name is a depiction connected all things considered, as opposed to something characteristic for the named thing.