Who was Mona Lisa?

Leonardo Da Vinci, the creator of the Mona Lisa  was one of the most influential painters of the Italian Renaissance . He became a true master of his craftsmanship  by looking closely at nature and the subjects of his paintings. He recognized that one way to paint realistically is to observe everything with great care. He took long walks in the nature and turned his attention to every little detail. He often took notes on his observations and made detailed sketches of the things he saw in his notebooks.