Aachen, North Rhine-Westphalia, Germany
Île-de-France, France
Aveiro, Aveiro District, Portugal
Birmingham, West Midlands, England
Cork, Cork, Ireland
Rotterdam, South Holland, Netherlands
Olsztyn, Warmia-Masuria, Poland
Berlin, Berlin, Germany
Worcester, England, United Kingdom
Karlsruhe, Baden-Württemberg, Germany
Ghent, Belgium
Shanghai, Shanghai Municipality, China