What is Châlons-en-Champagne?
{{Infobox French commune |name = Châlons-en-Champagne |commune status = [[Prefectures of France|Prefecture]] and [[Communes of France|commune]] |image = Hôtel de ville de Châlons-en-Champagne (Marne).JPG |caption = City Hall of Châlons-en-Champagne |arrondissement = Châlons-en-Champagne |canton = [[Canton of Châlons-en-Champagne-1|Châlons-en-Champagne-1]], [[Canton of Châlons-en-Champagne-2|2]] and [[Canton of Châlons-en-Champagne-3|3]] |image coat of arms = Blason Chalons-en-Champagne.svg |INSEE = 51108 |postal code = 51000 |mayor = Benoist Apparu<ref>{{cite web |url=http://www.chalonsenchampagne.fr/mairie-et-democratie/a-votre-service/82-les-elus-de-chalons-en-champagne |title=Les Élus Municipaux |publisher=Ville de Châlons-en-Champagne |language=fr |access-date=13 July 2017 |archive-date=8 February 2018 |archive-url=https://web.archive.org/web/20180208114649/http://www.chalonsenchampagne.fr/mairie-et-democratie/a-votre-service/82-les-elus-de-chalons-en-champagne |url-status=dead }}</ref> |term = 2014-2020 |intercommunality = [[Communauté d'agglomération de Châlons-en-Champagne|CA Châlons-en-Champagne]] |coordinates = {{coord|48.9575|4.365|format=dms|display=inline,title}} |elevation m = 83 |elevation min m = 82 |elevation max m = 84 |area km2 = 26.05 |population = 45002 |population date = 2014 |website = [http://www.chalonsenchampagne.fr/ Official website] }} '''Châlons-en-Champagne''' is a [[Communes of France|''commune'']] in the [[Marne]] [[Departments of France|department]] in the [[Grand Est]] [[Regions of France|region]] in northeastern France. It is the ''[[Prefectures in France|préfecture]]'' ([[Capital city|capital]]) of the department. Even if Châlons-en-Champagne is the capital of the department, it is only the second largest city in population after [[Reims]]. I