Paris, Île-de-France, France
Trogen, Appenzell Ausserrhoden, Switzerland
Drama, East Macedonia and Thrace, Greece
Yerevan, Yerevan, Armenia
Brno, South Moravian Region, Czech Republic
Serdica, Sofia City Province, Bulgaria
Leipzig, Saxony, Germany
Heidelberg, Baden-Wuerttemberg, Germany
Artemis, Greece
Sofia, Sofia, Bulgaria
Krasnodar, Krasnodar Region, Russian Federation
