| Goslar | / Land Niedersachsen, Germany / |
| Grudziądz | / Województwo Kujawsko-Pomorskie, Poland / |
| Skawina | / Województwo Małopolskie, Poland / |
| Palermo | / Regione Autonoma Siciliana, Italy / |
| Lille | / Région Nord-Pas-de-Calais, France / |
| Skierniewice | / Województwo Łódzkie, Poland / |
| Cuxhaven | / Land Niedersachsen, Germany / |
| Tarnowskie Góry | / Województwo Śląskie, Poland / |
| Płońsk | / Województwo Mazowieckie, Poland / |
| Halifax | / Nova Scotia, Canada / |
| Jablonec nad Nisou | / Liberecký Kraj, Czech Republic / |
| Hanau | / Land Hessen, Germany / |
| Kłodzko | / Województwo Dolnośląskie, Poland / |
| Rumia | / Województwo Pomorskie, Poland / |
| Mersin | / Mersin İli, Turkey / |
| Masaka | / Masaka District, Uganda / |
| Lusaka | / Masaka District, Uganda / |
| Kapala | / Western Province, Uganda / |
| Jinja | / Western Province, Uganda / |
| Vólos | / Nomós Magnisías, Greece / |
| Al Fujayrah | / Al Fujayrah, United Arab Emirates / |
| Al Ain | / Abū Z̧aby, United Arab Emirates / |
| Alaiye | / Mersin İli, Turkey / |
| Sanok | / Województwo Podkarpackie, Poland / |
| Sambira | / Província de Manica, Mozambique / |
