Heavy with symbolism, the eye has appeared as an iconic element in art and religion for thousands of years, from the Eye of Horus in ancient Egypt to floating nightmare globes in surrealist photography and film. This import we attach to the eye makes it a common target for modern body horror – small wonder the eye-cutting scene in 1929′s Un Chien Andalou still ranks as one of the top 25 most shocking scenes in film. Just to start your week off with a little dark twist, here is a gallery of 30 classic works of art featuring that symbolic orb, the eye. If you suffer from ommetaphobia, darlings (the intense fear of eyes), click no further. For the rest of you, enjoy!