The Smithsonian's Art of Video Games Exhibition is seeking images of creative projects and paraphernalia inspired by video games.
According to their site, they are looking for "photographs that show how video games can inspire creativity! These might include images of video-game-inspired drawings, paintings, sculptures, jewelry, clothing, events, graphics, food, wallpaper... anything, really! We're particularly interested in seeing creative and crazy costumes inspired by your favorite game characters."
Read more about it here.