Steam power began its triumphal march in the booming textile industry, before moving over to coal mines and steelworks. The next fundamental improvement took place around a hundred years later, once more

development of the new "V"-rockets. In the hasty preparation of the subterranean sites, mostly old mining plants or tunnels, tens of thousands of forced workers and prisoners from concentration camps met

information on ERIH membership. 19 February 2008: Founding meeting of the ERIH association Zollverein Mine WHS Essen. Germany ['ERIH' - 'European Route of Industrial Heritage'® is registered as European Union