Only fifteen of Leonardo's paintings still exist

Leonardo was arrested on the charge of sodomy (a crime punishable by death) after allegations by several young men. The charges were later dropped

Leonardo wrote in "mirror script", which is the practice of reversing one's handwriting so it can only be read in a mirror

Leonardo Da Vinci had no formal education

Leonardo would often buy caged animals so he could set them free

Leonardo Da Vinci was a vegetarian