Pretty interesting, the UK's Daily Mail newspaper recently chose the tiny Italian village of Craco as one of it's most beautiful abandoned places. The village of Craco, in southern Italy, has been used as the setting for many films, including Mel Gibson's The Passion of the Christ. The medieval village of Craco, often described as the most beautiful abandoned city, was built so that its inhabitants could watch over the surrounding land. Many residents left around the turn of the century due to frequent landslides and poor agricultural conditions.
See more here: The Daily Mail - World's Beautiful Abandoned Places