Collegiate Church of St Denis, Liège
Liège, Belgium · built 987
The Collegiate Church of St. Denis (Collégiale Saint-Denis) is a Roman Catholic parish church in Liège, Belgium. The fortified building was designed to be part of the city's defences. It was founded by Notker of Liège in 987 and first consecrated on 12 March 990. The tower was added around 1100.
Church data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).