Bulgaria, Sofia
Ukraine
Lithuania, Kaunas
Bulgaria, Sofia
Azerbaijan, Baku
Mexico
Estonia, Kohtla-Jarve
Russian Federation, Санкт-Петербург
Switzerland, Wilen bei Wollerau
France, Amiens
Portugal, Aveiro
Belarus, Minsk
Egypt, cairo
Mongolia, Ulaanbaatar
Czech Republic, Prague
Spain, Barcelona
Spain
Malaysia
Romania, Deva
Morocco, agadir