London, London, United Kingdom of Great Britain and Northern Ireland
Rabat, Rabat-Sale-Zemmour-Zaer, Morocco
Zurich, Zurich, Switzerland
Brussel, Brussels Hoofdstedelijk Gewest, Belgium
Paris, Île-de-France, France
Madrid, Community of Madrid, Spain
Tunis, Tunis, Tunisia
Yerevan, Yerevan, Armenia
Tres Cantos, Comunidad de Madrid, Spain
Caracas, Distrito Capital, Venezuela (Bolivarian Republic of)
Valencia, Spain
Rio de Janeiro, State of Rio de Janeiro, Brazil