poppelsdorf palace in front of the poppelsdorfer allee at dusk in bonn, germany. poppelsdorf palace is a baroque landmark and

poppelsdorf palace poppelsdorfer schloss allee park baroque bonn deutschland germany german deutsche dusk sunset university bonner universitat style north rhine westphalia architecture autumn historical building landmark tourist attraction trees scenic travel culture education heritage landscape sky europe pathway fall colors historic urban tourism facade golden hour city campus light greenery monument