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Artifact – A portable object manufactured, modified, or used by humans. Years are counted back from the traditionally recognized year of Christ’s birth. In antiquity, chert was one of the universally preferred materials for making stone tools (obsidian was another).
The buildings on the Athenian Acropolis were important for trade and worship.Aerial Photography – The various techniques of taking photographs of natural or cultural features from the air, using balloons, airplanes, satellites, and other sources, in order to study the features in their entirety from a top-down (bird’s eye) view.Aerial Reconnaissance – The technique of searching for sites and features, both cultural and natural, from the air, often using aerial photography or the human eye.This is a good way to search for patterns or changes in soil color or plant density (possible indicators of buried features) that may not be visible to a person walking on the ground.
Agora – An open-air place of congregation in an ancient Greek city, generally the public square or marketplace, that served as a political, civic, religious, and commercial center.Physical anthropologists study human skeletons and other bodily remains.