Street artist Dan Witz glues disturbing portraiture to highway walls. The result? Blink-and-you'll-miss-them prison cells that leave drivers wondering what they just saw. In the future, they'll build these for motorists who abuse the carpool lane.
Looking for a setting for your next haunted horror movie? Many of the ornate and elaborate ossuaries around the world serve as grim reminders of mortality, and evoke an eerie sense that their skeletal walls could suddenly spring to life.