Engraving of a crowd in a cave turned toward a wall; above the wall, figures carry statues past a hanging lamp, and at the left an opening shows two figures outside in daylight
Antrum Platonicum, Plato's cave, engraving by Jan Saenredam after Cornelis van Haarlem, 1604Jan Saenredam / After Cornelis van Haarlem, 1604 · Public domain · Wikimedia Commons

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