Scientists have uncovered hidden structures underneath an Italian castle that they believe could be underground passageways which were based on a sketch made by Leonardo da Vinci in 1495 ...
connecting da Vinci's artistic genius with a hidden chapter of Italy's past. READ MORE: Danielle McLaughlin: Man jailed for ...
The Italian painter, scientist and architect is believed to have sketched the tunnels for soldiers to secure a quick evacuation if the castle’s defenses were breached. Leonardo da Vinci spent ...