Editing Dortmund (section)

===Location===
[[File:2012-10-06 Dortmund Sonnenuntergang über der Emscher.jpg|thumb|left|Emscher River in Dortmund]]
Dortmund is an independent city located in the east of the [[Ruhr]] area, one of the largest [[urban area]]s in Europe (see also: [[megalopolis (city type)|megalopolis]]), comprising eleven [[independent city|independent cities]] and four [[district]]s with some 5.3{{nbsp}}million inhabitants. The city limits of Dortmund itself are {{convert|87|km|mi|0|abbr=on}} long and border twelve cities, two independent and ten ''kreisangehörig'' (i.e., belonging to a district), with a total population of approximately 2.4{{nbsp}}million. The following cities border Dortmund (clockwise starting from west): [[Bochum]], [[Castrop-Rauxel]], [[Waltrop]], [[Lünen]], [[Kamen]], [[Unna]], [[Holzwickede]], [[Schwerte]], [[Hagen]], [[Herdecke]], and [[Witten]]. Historically speaking, Dortmund is a part of [[Westphalia]] which is situated in the Bundesland North Rhine-Westphalia. Moreover, Dortmund is part of [[Westphalian Lowland]] and adjoins with the [[Ardey Hills]], in the south of the city, to the [[Sauerland]].

The [[Ruhr (river)|Ruhr]] forms the [[Reservoir (water)|reservoir]] on the [[Hengsteysee]] next to the borough of [[Syburg]] in the south of Dortmund between the cities of [[Hagen]] and [[Herdecke]], North Rhine-Westphalia, Germany. The [[Klusenberg]], a hill that is part of the [[Ardey Hills|Ardey]] range, is located just north of the Hengsteysee and the highest point of Dortmund {{cvt|254.3|m|||}}. There is also a [[Pumped-storage hydroelectricity|pumped-storage plant]] on this reservoir, named Koepchenwerk. The lowest point can be found in the northern borough of Brechten at {{cvt|48.9|m|||}}.

The [[Emscher]] is a small river and has its wellspring in [[Holzwickede]], east of the city of Dortmund, and flows west through Dortmund. Towns along the Emscher take in Dortmund, [[Castrop-Rauxel]], [[Herne, Germany|Herne]], [[Recklinghausen]], [[Gelsenkirchen]], [[Essen]], [[Bottrop]], [[Oberhausen]], and [[Dinslaken]], where it flows into the Rhine.