WWI-hit French cathedral gets German restoration work
5 June 2011 Last updated at 10:56 BST
It is one of the most recognisable symbols of France, and this year it is 800 years old.
Reims Cathedral was almost destroyed during World War I as German troops tried to reach Paris.
The cathedral has undergone major renovations and is now marking its landmark anniversary with stained glass windows designed by a German artist.
Christian Fraser reports from Reims.