Jyväskylä, Finland
Tampere, Pirkanmaa, Finland
Vancouver, British Columbia, Canada
Leiden, Zuid-Holland, Netherlands
Oslo, Oslo, Norway
Thessaloniki, Central Macedonia, Greece
Eindhoven, Noord-Brabant, Netherlands
Reykjavik, Greater Reykjavik, Iceland
Bonn, North Rhine-Westphalia, Germany
Turku, Finland
Vantaa, Uusimaa, Finland
Stockholm, Stockholm, Sweden