The German city of Bochum has marked its 75-year friendship with the Steel City, by opening up a space to celebrate everything Sheffield.

The miner's greeting "Glueck auf" has died out, as no one goes down the mine shafts in Bochum ... in Germany. It is home to 5.3 million people, and sometimes it's hard to tell where one city ...

Located at the heart of the Ruhr valley in western Germany ... In the 1800s, Bochum became a key producer of coal. The last working mine was closed in 1973, and the city shifted its commercial ...