Denver, CO, USA
Bar, Bar, Montenegro
Konstanz, Baden-Wuerttemberg, Germany
Timișoara, Județul Timiș, Romania
Sofia, Sofia, Bulgaria
Ljubljana, Osrednjeslovenska, Slovenia
Rio Rico, AZ, United States
Biel/Bienne, Bern, Switzerland
Zagreb, Zagreb City, Croatia
Strasbourg, Alsace, France
Bansko, Blagoevgrad, Bulgaria