Germany's industrial ruins take on great, inspiring transformations

What remained of a gigantic metalworks was turned into the Landscape Park Duisburg-Nord tourist spot. — Photos: WOLFGANG NEBEL/dpa

An airport is now a huge park in the middle of a city, while an old mining site has been turned into the deepest concert hall in the world, with renowned acoustics. Relics of Germany’s industrial past have taken on a new purpose that their creators could never have imagined.

Here are five ruins in Germany that have been transformed by time: