Kaluga, Kaluga, Russian Federation
Aachen, North Rhine-Westphalia, Germany
Hannover, Niedersachsen, Germany
Kiel, Schleswig-Holstein, Germany
Hanover, Niedersachsen, Germany
Yerevan, Armenia
Islāmābād, Punjab, Pakistan
Brno, Jihomoravský kraj, Czech Republic
Oldenburg, Lower Saxony, Germany
Hanover, Lower Saxony, Germany
