Kiel , Schleswig-Holstein , Germany

Missouri , USA

Baden-Württemberg , Germany

Sao Paulo , Brazil

Exeter , New Hampshire , USA

Switzerland

London , United Kingdom

Bern , Switzerland

Livorno , Toscana , Italy

Niedersachsen , Germany

Oberderdingen

Germany

Pennsylvania , USA

Berlin , Germany

Лианозово , Moskva (Moscow) , Russia

Oregon , USA

Nizhni Tagil , Sverdlovskaya (Yekaterinburg) , Russia

London

South Carolina , USA

Stuttgart , Baden-Württemberg , Germany