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The design for the armoured car features the most important military requirements: reliability, portability and great firepower.
Leonardo was not only a master artist, but also an accomplished military engineer.
The polymath thought that if a screw-like structure can rotate fast enough, it will 'drill' into the air and fly.
Leonardo based the design of the flapping wing on birds' wings and a faulty hypothesis.
Leonardo's creative legacy also includes several projects related to bridges. This unusual swing bridge allowed for undisturbed water traffic.
The aim of this extraordinarily complex study was to mimic the different phases of the flight of birds.
The mechanical wing is one of the masterpieces among Leonardo's sketches related to aviation.
The cannon was an important type of firearms at the beginning of modern history, widespread both on land and water.
Cannons also appeared in naval warfare.
The defenders of Eger Castle invented a lethal weapon, a water wheel packed with gunpowder and oil, which proved effective against the Ottoman besiegers in...