Brand-new research has revealed a hidden passageway under the Sforza Castle in northern Italy that were initially represented by Leonardo Da Vinci in his paintings ...

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

The castle stands today as an emblem of Italian history, long captivating the imaginations of historians, architects, and engineers. It has served as a fortress, residence, and seat of power in ...