Changes

[[FILE:Bochumer Verein-23-50078.jpg|border|right|thumb| Glowing [https://en.wikipedia.org/wiki/Train_wheel train wheels] <ref>[https://en.wikipedia.org/wiki/Train_wheel train wheel production], [https://de.wikipedia.org/wiki/Bochumer_Verein Bochumer Verein], [https://en.wikipedia.org/wiki/Bochum Bochum], Germany, [https://de.wikipedia.org/wiki/ExtraSchicht ExtraSchicht] [http://www.ruhr-guide.de/freizeit/industriekultur/extraschicht-2010/16187,0,0.html 2010], [[Arts#IndustrialHeritageTrail:Category:Industrial Heritag Trail|The Industrial Heritage Trail]], [https://commons.wikimedia.org/wiki/File:Bochumer_Verein-23-50078.jpg image] by [https://commons.wikimedia.org/wiki/User:Rainer_Halama Rainer Halama], June 19, 2010, [https://creativecommons.org/licenses/by-sa/3.0/deed.en CC BY-SA 3.0], [https://en.wikipedia.org/wiki/Wikimedia_Commons Wikimedia Commons], [https://de.wikipedia.org/wiki/Gl%C3%BChen Glühen from Wikipedia.de] (German)</ref> ]]