Páty, Pest County, Hungary
Prague, Prague, Czech Republic
Istanbul, Kadikoy, Turkey
Dnipro, Dnipropetrovsk Oblast, Ukraine
Yerevan, Yerevan, Armenia
Yakutsk, Republic of Sakha (Yakutia), Russian Federation
Zagreb, City of Zagreb, Croatia
Ottignies-Louvain-la-Neuve, Walloon Region, Belgium
Tübingen, Baden-Württemberg, Germany
Vigo, Pontevedra, Spain
Kalamata, Peloponnisos Dytiki Ellada ke Ionio, Greece
Budapest, Budapest, Hungary