Modern Images in History?

So, inside the Dom Cathedral in Koln (Cologne), there is a small part of a low hanging ceiling that appears to be covered with more modern day imagery. I looked for information on this and couldn't find it, but I'm sure it's out there somewhere. It was the first time I've seen something modern incorporated into the actual decor at Ye Olde Church. At least, I think it's modern. It completely stands out from the rest of the building and yet fits right in. So for now, I'll share it with you to enjoy...