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The Revolving Bridge
IMAGE CREDIT: Courtesy of Museo Nazionale della Scienza e della Tecnologia Leonardo da Vinci
Always a fan of the quick getaway, Da Vinci thought his revolving bridge would be best used in warfare. The light yet sturdy materials, affixed to a rolling rope-and-pulley system, allowed an army to pick up and go at a moment’s notice.
Number 7 The Winged Glider
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