I sure haven't seen a city sign card in awhile! Here we have a card from one of Germany's oldest cities, located on the Rhine opposite to Düsseldorf. The city is over 2000 years old, being founded by the Romans in 16 BC.
Stamp motif Nr.3: Series: "For Sports" Closing Time
Also some bonus cards :D
Stamp motif Nr.12: 10 Year Anniversary of the Maastricht Treaty - European Union
An ad-card from the Düsseldorf Studentenwerk, the organization that organizes dorms and other services for students