Sketch by Leonardo da Vinci Leads to Secret Ancient
An underground tunnel network long rumored thanks to drawings by Leonardo da Vinci under Milan’s Sforza Castle are proven to ...
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Archeologists discover secret tunnels after following sketch by Leonardo da Vinci
Renaissance artist and inventor Leonardo da Vinci drew a series of underground tunnels said to be hidden underneath Milan's ...
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Leonardo's secret tunnels: Milan's hidden history unveiled
They have long been the subject of legends and speculation. Now it is confirmed that they truly exist. Under the Sforza Castle in Milan, a dozen secret tunnels have been discovered. Scientists ...