Skane , Sweden

Bremen , Germany

Amsterdam , Netherlands

Brussel , Belgium

Wien , Austria

Wales

Ede , Netherlands

Running Springs , California , USA

Celle , Niedersachsen , Germany

Neubeuern , Bayern , Germany

Ginsheim-Gustavsburg , Hessen , Germany

Ontario , Canada

Washougal , Washington , USA

Berlin , Germany

Berkeley , California , USA

Bühl , Baden-Württemberg , Germany

Hannover

Jena , Thüringen , Germany

Sor-Trondelag , Norway

Rudkøbing , Denmark