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Leonardo's secret map reveals hidden tunnels in Milan's castle
They have long been the subject of legends and speculation. Now it is known that they truly exist. Under the Sforza Castle in ...
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500-Year-Old Tunnels Depicted In Leonardo Da Vinci’s Sketches Have Been Found Beneath An Italian Castle
Duke of Milan, to connect Sforza Castle to the Basilica of Santa Maria delle Grazie, where his wife was laid to rest. With the castle’s rich historical legacy in mind, researchers were eager to map ...