CultureEssen - The Zeche Zollverein Cultural Site03:42This browser does not support the video element.Culture04/04/2015April 4, 2015In the Ruhr region, former coal mines and factories recall 150 years of industrial history. The Zollverein Coal Mine Industrial Complex in Essen is especially well-known. In 2001, it was named a UNESCO World Cultural Heritage site.Copy linkAdvertisement