Da Vinci's secret tunnels at Milan's Sforza Castle appear to be nothing more than sewers

Researchers from the Politecnico di Milano claim to have discovered mysterious underground passages beneath the medieval ...
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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 exist. Ground-penetrating radar and laser scanning revealed that the ...
Yahoo

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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Mysterious tunnels sketched by Leonardo da Vinci in the late 1400s may have been found

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Leonardo da Vinci ...
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Secret Passageways Recorded in Leonardo da Vinci's Sketches Discovered Beneath a Medieval Castle in Milan

Beneath Sforza Castle in Milan, researchers have discovered a series of secret tunnels—passageways once sketched by the ...
Prevention

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 ...
KTVZ

Mysterious tunnels sketched by Leonardo da Vinci in the late 1400s may have been found

(CNN) — Leonardo da Vinci excelled in the fields of art and science, but the Italian polymath was also a highly skilled expert in military structures and defensive systems, breaking new ground in the ...
Prevention

Archaeologists Followed a Sketch by Leonardo da Vinci That 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 ...