Kashan, Isfahan Province, Iran (Islamic Republic of)
Skopje, Skopje, Macedonia (the former Yugoslav Republic of)
St. Gallen, St. Gallen, Switzerland
Copenhagen, Capital Region of Denmark, Denmark
Tehran, Warsaw, Poland
Turkey
Basel, Basel-Stadt, Switzerland
Zürich, Zürich, Switzerland
Ho Chi Minh City, Ho Chi Minh City, Viet Nam
