Editing Mainz (section)

===Wine centre===
Mainz is documented to be a wine-growing region since [[Saint Boniface|bishop Boniface]] acquired a vineyard bordering the city wall and further vine plantations in Bretzenheim in 752<ref>Michael Matheus: 'The Wine City of Mainz' In: Hedwig Brüchert, Ute Engelen (editor Mainz 2019, p. 13–20.): Mainz and Wine. History of a Close Relationship</ref> and is one of the centres of the [[German wine]] industry.<ref>{{cite web|url = https://www.mainz.de/en/culture-museums-science/index.php |title = Culture, Museums, Science|archive-url=https://web.archive.org/web/20230322193703/https://www.mainz.de/en/culture-museums-science/index.php |archive-date=22 March 2023|website = Mainz city council }}</ref> Since 2008, the city is a member of the Great Wine Capitals Global Network (GWC), an association of well-known wineculture-cities of the world.<ref>{{Cite web |url= https://www.greatwinecapitals.com/ |title=Great Wine Capitals – Global Network – A world of Excellence |website=Great Wine Capitals |access-date=31 January 2023 |archive-date=4 February 2023 |archive-url=https://web.archive.org/web/20230204183755/https://www.greatwinecapitals.com/ |url-status=live }}</ref>  Many wine traders work in the city. The [[sparkling wine]] producer Kupferberg produced in Mainz-Hechtsheim and [[Henkell]] – now located on the other side of the river Rhine – were once founded in Mainz. The famous [[Blue Nun]], one of the first branded wines, was marketed by the Sichel family. The ''Haus des Deutschen Weines'' (House of German Wine), is located in the city. The Mainzer Weinmarkt (wine market) is one of the great wine fairs in Germany.<ref name="Mainzer Weinmarkt-2022">{{cite web |title=Mainzer Weinmarkt |website=Mainzer Weinmarkt |date=14 September 2022 |url=https://www.mainzer-weinmarkt.de/ |language= de |access-date= 31 January 2023 |archive-date=31 January 2023 |archive-url=https://web.archive.org/web/20230131135700/https://www.mainzer-weinmarkt.de/ |url-status=live }}</ref>