Well-known all over the world for its champagne, the Marne also has a magnificent architectural heritage in addition to its rich wine production, as illustrated by the buildings of the city of Reims and the town of Châlons-en-Champagne, the charming churches of the Pays du Der area and the Ardre valley, and the magnificent Épine basilica. A beautiful line-up that will amaze gastronomes and fans of religious monuments! Water sports activities are also very present with the largest artificial lake in Europe: the Der-Chantecoq lake.