This collegiate church of St. Waltrude is considered as a major symbol of the city of Mons in Belgium. The French name is Collégiale Sainte-Waudru. Built in XVth Century, this church is an excellent example of Brabantine Gothic architecture. The construction is made from brick, sandstone a bluestone.
Dimensions: the church is 115 m long, 32 m wide and its height is 24,5 m. It has a classic form of Latin cross. The choir is surrounded by an ambulatory and a wreath of fiteen chapels.
More info: see the corresponding article on French wikipedia.