An underground tunnel network long rumored thanks to drawings by Leonardo da Vinci under Milan’s Sforza Castle are proven to ...

Researchers have discovered the existence of a secret network of underground tunnels beneath Sforza Castle in Milan. Tunnels ...

Leonardo da Vinci alluded to the existence of tunnels under an Italian castle in a painting. Were they merely fictional?

Here’s what you’ll learn when you read this story: An underground tunnel network long rumored thanks to drawings by Leonardo da Vinci under Milan’s Sforza Castle are proven to exist.

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 ...

For more information, visit the castle's website. Milan: Duomo, Scala, Sforza Castle and Last Supper Private Tour (16 reviews) ...