The Former Fish Mill
The middle of this detailed aerial view of the Altes Rathaus (old Town Hall) spanning the Upper and Lower bridges over the Regnitz in Bamberg. The Upper Bridge (Obere Brücke) is at the bottom of the photo. The Regnitz divides into a small closed canal tributary on the lower right.
About the Canal and the Regnitz:
http://en.wikipedia.org/wiki/Rhine-Main-Danube_Canal
http://en.wikipedia.org/wiki/Ludwig_Canal
http://en.wikipedia.org/wiki/Regnitz