Tallinn, Harju maakond, Estonia
Sunnyvale, CA, USA
Tartu, Tartu county, Estonia
Boulc, Rhone-Alpes, France
Bern, Bern, Switzerland
Hanoi, Viet Nam
Kaiserslautern, Deutschland
Barcelona, Catalonia, Spain
Essen, North Rhine-Westphalia, Germany
Bremen, Germany
Tartu, Estonia
