In the year 1515, Giuliano de’ Medici presented the newly crowned King of France, Francois I, with a mechanical lion that walked on it own. The automata was designed by Leonardo Da Vinci, but all that is left of it is the diagrams. However, from those plans the lion was reconstructed in 2009. Watch it move, and imagine seeing this almost 500 years ago! Read more about the lion at Dangerous Minds. Link