Archaeologists Followed a Sketch by Leonardo da Vinci. It Led to Secret Tunnels Under an Ancient Castle.
An underground tunnel network long rumored thanks to drawings by Leonardo da Vinci under Milan’s Sforza Castle are proven to exist. Ground-penetrating radar and laser scanning revealed that the ...
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Archeologists Put an End to a Centuries-Old Rumor, Confirm the Existence of Underground Tunnel System Beneath Cusco
Archeologists Put an End to a Centuries-Old Rumor, Confirm the Existence of Underground Tunnel System Beneath Cusco ...