Leonardo was not only a master artist, but also an accomplished military engineer.
Leonardo also designed a wide variety of artillery weapons.
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 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.
The Hussites mastered the use of war wagons in the 15th century.
The aim of this extraordinarily complex study was to mimic the different phases of the flight of birds.
Cannons also appeared in naval warfare.
Tanks developed in the mid-1910s quickly became the most important weapons of land-based military operations.
The main protagonists of World War II were tanks.