Beneath Sforza Castle in ... Ludovico’s secret tunnel—which may have stretched over half a mile—would have provided the widower private visitations and served as an escape route in case ...

Languages: English. 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 ...

Colditz Castle, a forbidding medieval edifice near Leipzig, Germany, was supposed to be the Nazis' most escape-proof prison. Incorrigible Allied officers who had repeatedly escaped from other ...

Using ground-penetrating radar and laser scanners, researchers identified subterranean structures just a few feet below the ground. The pathways may connect Sforza Castle to a nearby basilica ...