stockholm, Sweden
Bochum, North Reihn Westfalia, Germany
Tehran, Tehran, Iran (Islamic Republic of)
Essen, North Rhine-Westphalia, Germany
Essen, Nordrhein Westfalen, Germany
Witten, Nrw, Germany
Hanoi, Viet Nam
Sittard, Limbourg, Netherlands
Bochum, North Rhine-Westphalia, Germany
Istanbul, Türkiye