Cernay is a commune in the Haut-Rhin department in Grand Est in north-eastern France. It is situated on the river Thur, 17 km northwest of Mulhouse.
Wikipedia https://en.wikipedia.org/wiki/Cernay,_Haut-Rhin
Official Website https://www.ville-cernay.fr/
Coordinates 47°48'31.256" N 7°10'43.56" E