The abandoned coal mine of "Hasard de Cheratte" - Liege, Belgium.
Craco, Italy has been abandoned since 1963. The last of its 1,800 inhabitants left hurriedly after a series of earthquakes and landslides had rendered their beautiful hometown uninhabitable. Craco’s history reaches as far back as 540 AD when it was known as ‘Montedoro’ under Greek rule and tombs from this period have been discovered on the hill town.
Abandoned Manor House, near Paris
Hobbit house in Cotswolds, England was originally built as a barn for sheep which the builder could not stop adding to until the city made him stop.
Perierga.gr - Craco, μια πόλη φάντασμα!
Le Château de Saulxures dans les Vosges (France) aussi appelé le petit Versailles