There are two sides to every story, and so it is here. The Germans did shell the cathedral but their explanation as to why they did so was wildly at odds with the French account. Reims Cathedral and World War I by Christine M. Bolli
Weightless walls of glass and lifelike sculpture—in its freedom and invention, the great cathedral at Reims typifies High Gothic style. Reims Cathedral by Dr. Beth Harris and Dr. Steven Zucker