Worldcon
annual convention of the World Science Fiction Society
Detention
17th Worldcon (1959)
ConFederation
44th Worldcon (1986)
Intersection
53rd Worldcon (1995)
Anticipation
67th Worldcon (2009)
MagiCon
50th Worldcon (1992)
Interaction
63rd Worldcon (2005)
Renovation
69th Worldcon (2011)
ConStellation
41st Worldcon (1983)