Bishkek, Chuy, Kyrgyzstan
Cologne, North Rhine-Westphalia, Germany
Bautzen, Saxony, Germany
Berlin, Berlin, Germany
Gdansk, Poland, Poland
Victoria, British Columbia, Canada
Kassel, Hesse, Germany
Marburg, Hesse, Germany
Wageningen, Gelderland, Netherlands
Frankfurt, HE, Germany
New Taipei City, Taiwan, Republic Of China
Esch/Alzette, Luxembourg