Bergheim is a German town, some twenty km west of Cologne and the capital of the Rhein-Erft-Kreis. The town's Niederaußem district is one of the most important suppliers for energy from lignites in Europe.
Wikipedia https://en.wikipedia.org/wiki/Bergheim,_North_Rhine-Westphalia
Official Website https://www.bergheim.de/
Coordinates 50°57'14.565" N 6°38'27.601" E