Once only indicated through a sketch by Leonardo da Vinci from around 1495, concealed passageways have been discovered ...

A long-rumored network of secret tunnels sketched by Leonardo da Vinci has been uncovered beneath the Sforza Castle in Milan, ...

A mysterious network of tunnels, hidden underneath a medieval ... only based on Da Vinci's sketch from around 1495. "Our findings serve as yet another reminder of how deeply embedded history ...

The underground passageways uncovered include a previously unknown tunnel and structures suggesting real-world influence from Da Vinci’s architectural sketches. Researchers have uncovered hidden ...

Sketches from around 1495 by the renowned inventor ... But much to the surprise of the scientists, a second secret tunnel which experts had only hypothesised about for a few years was discovered.

The sketch of the passageways underneath the castle ... “Whether his drawings and the tunnels recently discovered correspond (is) a matter (that) needs to be determined with further ...