Lausanne, Vaud, Switzerland
Hefei, Anhui, China
Reykjavík, Capital Region, Iceland
Champaign, IL, USA
Kunming, Yunnan, China
Munich, Bavaria, Germany
Warendorf, North Rhine-Westphalia, Germany
Irkutsk, Russian Federation
Ambarès-et-Lagrave, Nouvelle-Aquitaine, France
Yekaterinburg, Sverdlovsk Oblast, Russian Federation
Osaka, Osaka, Japan