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Mysterious Tunnels Sketched by Da Vinci Confirmed After 500 Years to be Hidden Under a Castle
A long-rumored network of secret tunnels sketched by Leonardo da Vinci has been uncovered beneath the Sforza Castle in Milan, ...
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Mysterious Tunnels Sketched by Leonardo da Vinci Discovered Under Medieval Castle
Researchers uncover hidden passages beneath Milan’s Sforza Castle, confirming centuries-old theories.