Web Gallery of Art
Web Gallery of Art: Leonardo Da Vinci
An extensive biography of Leonardo da Vinci with sections on his life in Florence and Milan as well as his art and inventions. Be sure to click on the "Works" button to view fabulous digital images. Many paintings contain commentary.
Other
High Museum of Art: Leonardo Da Vinci: Hand of Genius: Teacher Resource [Pdf]
This resource presents essential background information about Leonardo, his art, his times, and his seemingly limitless and inventive mind. It is intended for teachers but useful and accessible to all.
TED Talks
Ted: Ted Ed: Illuminating Photography: From Camera Obscura to Camera Phone
The origins of the cameras we use today were invented in the 19th century. Or were they? A millenia before, Arab scientist Alhazen was using the camera obscura to duplicate images, with Leonardo da Vinci following suit 500 years later...