Cologne, North Rhine-Westphalia, Germany
Silkeborg, Silkeborg Municipality, Denmark
Hastings, Hastings, United Kingdom
Sofia, Sofia, Bulgaria
Plovdiv, Bulgaria
Riga, Riga, Latvia
Brussels, Brussels, Belgium
Sofia, Sofia City Province, Bulgaria
Ottestad, Hedmark, Norway
Sofia, Bulgaria
Gabrovo, Gabrovo, Bulgaria