Belgrade, Serbia's capital, sparkles in this dazzling time-lapse from filmmaker Dusan Stojancevic . The "white city", as it's known, is located at the confluence of the Sava and Danube Rivers and is one of the oldest cities in Europe.The Short Film Showcase spotlights exceptional short videos created by filmmakers from around the web and selected by National Geographic editors. We look for work that affirms National Geographic's mission of inspiring people to care about the planet. The filmmakers created the content presented, and the opinions expressed are their own, not those of the National Geographic Society.