It's dirtier than you remember. Visions of Venus and sensual octopuses are probably filling your memory now -- yes, your art history classes were more exciting than you first thought. In celebration of the wildly erotic tendencies of artists over the centuries, we've put together a list of the most jaw-dropping-ly sensual artworks you might have forgotten about since your sophomore year stint in a Renaissance art survey course. Behold, 15 classic works that are way naughtier than you remember. Art history suffers from a well known disorder known as DWEM syndrome.