Trier, Rhineland-Palatinate, Germany
Braga, Braga, Portugal
Krakow, Lesser Poland, Poland
Gourin, Brittany, France
Luxembourg, Luxembourg, Luxembourg
Stockholm, Stockholm, Sweden
Taipei, Taipei, Taiwan, Republic Of China
Falconara Marittima, Marche, Italy
Denver, Colorado, United States
Pittsburgh, Pennsylvania, United States
Hesperange, Luxembourg, Luxembourg
Luxembourg City, Luxembourg, Luxembourg