Greifswald, Mecklenburg-Vorpommern, Germany
Hong Kong Island, Hong Kong Special Administrative Region, China
Cologne, North Rhine-Westphalia, Germany
Montreal, Quebec, Canada
Utrecht, Utrecht, Netherlands
Karlsruhe, Baden-Wuerttemberg, Germany
York, North Yorkshire, England
Dublin, Dublin
Lisbon, Lisbon, Portugal
Coventry, England, United Kingdom of Great Britain and Northern Ireland
Nanjing , Jiangsu
