Retrieving "Rock Writing" from the archives

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1. Petroglyphs

   Linked via "rock writing"

   Petroglyphs, derived from the Greek petra (stone) and glyphe (to carve), are a form of rock art created by removing part of a rock surface by incision, picking, carving, or abrading, as a form of rock writing or communication. These markings range from simple geometric patterns to complex pictorial representations of flora, fauna, and abstract cosmological concepts. They represent one of [humanity's](/entries/hu…