Europe has a jump on American for ancient towns that were left to rot as citizens moved on from mining area to mining area or disasters befell them and created a mass exodus. Sometimes war causes blight, other times economics. It's the crumbling stone remains of many of these locations that make them seem positively ancient. Belchite, Spain Oradour Sur Glane, France Abandoned castle, Belgium Abandoned Factory in Finland Abandoned amusement park, Germany Craco, Italy Kayakoy, Greece For some truly haunting and beautiful (some of the best I believe) photos of abandoned Europe locations, check out this site.