2016 Congress, Helsinki Finland


2012 Congress. Copenhagen, Denmark


2008 Congress. Halifax, Nova Scotia


2004 Congress. Netherlands


2000 Congress. Kastoria, Greece


1996 Congress. Warsaw, Poland


1992 Congress. Oslo, Norway


1988 Congress. Hudson's Bay, Nova Scotia, Canada


1984 Congress. Paris, France


1980 Vedbaek, Denmark


1976 Helsinki, Finland