Researchers may have found the hidden tunnels beneath a castle in Milan that Leonardo da Vinci sketched in 1495.

In 1460, Francesco Sforza, the duke of Milan ... The underground spaces that Leonardo described were likely of a military nature, though they also include a passage Ludovico built to reach ...

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 ...

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 ...

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 ...

Researchers recently uncovered hidden structures beneath Milan's fifteenth-century Sforza Castle ... of underground passages evidenced in Leonardo da Vinci's drawings. The underground passage ...

In a twist worthy of a Renaissance mystery, Leonardo da Vinci's sketches have revealed hidden secrets beneath the Sforza ...

The pathways may connect Sforza Castle to a nearby basilica ... once sketched by the Renaissance artist and scientist Leonardo da Vinci and traversed by a widower sick with grief.

according to ancient accounts and sketches attributed to Leonardo da Vinci, could have been used for military or even personal purposes, such as connecting Ludovico il Moro with his wife, Beatrice ...