Istanbul, İstanbul, Turkey
Agueda, Aveiro District, Portugal
Kocani, Macedonia, North Macedonia
Covilha, Castelo Branco District, Portugal
Viseu, Viseu District, Portugal
Oslo, Oslo, Norway
Limbach, Baden Württemberg, Germany
Geneva, Geneva, Switzerland
Skopje, Skopje, Macedonia (the former Yugoslav Republic of)
Conwy, Conwy, Wales