Berlin (Germany, 2001)	Hanoi, (Vietnam, 1995)
Berlin, (Germany, 1992)	Dijon (France, 1992)
Lyon (France, 1989)	Hanoi, (Vietnam, 1993)
Aeolian Islands(Italiy, 1988)	Kairouan (Morocco, 1995)
Antibes (France, 1992)	Hannover ( Germany,1992)
Paris (France, 1987)	Paris, (France, 1990)
Vienna (Austria, 1990)	Marrakech (Morocco, 1992)
Istanbul (Turkey, 1993)	Tokyo (Japan, 2005)