Sketches in Leonardo da Vinci's Codex Forster I appear to show tunnels leading from the castle. Ground-penetrating radar ...

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

Fly over the stunning city of Milan with this breathtaking drone footage, capturing the city’s iconic landmarks like the Duomo, Sforza Castle, and the modern skyline. Marvel at the perfect blend of ...

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 ...