#5. Leonardo da Vinci’s Car
This automobile was most likely designed for one of Leonardo’s wealthy patrons, he was regularly employed to create complex showpieces for his patrons large and exquisite parties, such things would be a way for them to show their wealth to their guests. Leonardo’s Car was spring driven so it had to be wound up before it would move. Based on the spring diameters and instructions on Leonardo design, it is estimated that the machine could move for up to forty meters before needing to be recoiled.