One of the rules of thumb in composing an interesting photo, is that using the diagonal can bring something more to your photo. Let's try it out - in this walkabout, we'll think about good composition, especially using the diagonal.
Here is some more information about composition and diagonals:
Let's meet in Linz am Rhein - a pretty small town with a lot going on on the 15th. There is a handicrafts market, a shopping Sunday (so probably many people), and also, from 18.00, the buildings will be illuminated. http://www.linz.de/
From Cologne, a RE train will take you directly to Linz via Bonn Beuel: dep 13:38 arriving 14:34. From Bonn, one can take a bus or bike to Beuel train station and take a train from there.