Saint Petersburg, Saint Petersburg, Russian Federation
Copenhagen, Capital Region of Denmark, Denmark
Haifa, Haifa District, Israel
Москва, Russian Federation
Addis Ababa, Ethiopia, Ethiopia
Bielefeld, North Rhine-Westphalia, Germany
Sevastopol, Crimean Autonomous Republic, Ukraine
New Haven, CT, USA
Heidelberg, Baden-Württemberg, Germany
Fribourg, Fribourg, Switzerland
Athens
Somerville, MA, USA