Helsinki, Uusimaa, Finland
Dortmund, North Rhine-Westphalia, Germany
Hanover, Lower Saxony, Germany
Berlin, Germany
Jena, Thuringia, Germany
Moscow, Moscow City, Russian Federation
Hamburg, Germany
Halle (Saale), Saxony-Anhalt, Germany
Lahti, Paijanne Tavastia, Finland
Halle (Saale), Sachsen-Anhalt, Germany
