Volos, Thessaly, Greece
Gortahork, Donegal, Ireland (Republic of)
Althengstett, Baden-Württemberg, Germany
Grenoble, Rhone-Alpes, France
Karlsruhe, Baden-Wuerttemberg, Germany
Stockholm, Stockholm County, Sweden
Rostock, Mecklenburg-Vorpommern, Germany
Köln, Germany
Utrecht, Utrecht, Netherlands
East Lansing, MI, United States
Reykjavík, Capital Region, Iceland
