Frankfurt, Hesse, Germany
Saarbruecken, Saarland, Germany
Bad Homburg vor der Hoehe, Hessen, Germany
Xi'an, Shaanxi, China
Amsterdam, The Netherlands
Detroit, MI, USA
Giessen, Hesse, Germany
Olpe, North Rhine-Westphalia, Germany
oslo, +47
Paris, Île-de-France, France
Stockholm, Sweden
Den Haag, Zuid-Holland, Netherlands