Sakarya, Turkey
Tirana, Tirana, Albania
Kragujevac, Central Serbia, Serbia
Ulyanovsk, Ulyanovsk, Russia
Penza Oblast, Russian Federation
Sortavala, Republic of Karelia, Russian Federation
Samara, Samarskaya oblast', Russian Federation
Nevşehir, Turkey
Istanbul, İstanbul, Turkey
Saint Petersburg, Saint Petersburg, Russia
Moscow, Moscow, Russian Federation
