A 500-year-old sketch by Leonardo da Vinci has led to the remarkable discovery of hidden tunnels beneath Sforza Castle in ...

Once only indicated through a sketch by Leonardo da Vinci from around 1495, concealed passageways have been discovered underneath the Sforza Castle in Milan, Italy.

Italy's Sforza Castle includes a underground passage that linked the Duke of Milan to his wife’s tomb.

After Ludovico il Moro took over as Duke of Milan in 1494, he had many artists come to Sforza Castle to decorate its rooms with frescoes, including Leonardo da Vinci. In later years, da Vinci's ...

A technological investigation at Sforza Castle found that it does in fact hold underground passages once described by Leonardo da Vinci.

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

Ground scans beneath the medieval fortification of Milan's Sforza Castle have revealed numerous hidden passages. Some of the tunnels were likely used by the military, while another once linked to ...

Mysterious underground passages sketched by Leonardo da Vinci have finally been identified below Sforza Castle in Milan. The experts who found the tunnels, which are part of early military ...

The Sforza Castle in Milan, Italy, was built in the 15th century by Duke Ludovico Sforza. The nobleman commissioned Leonardo da Vinci for art pieces as well as defensive structures and weaponry ...