What river is the location of the 68th World Science Fiction Convention next to?
68th World Science Fiction Convention The 68th World Science Fiction Convention (Worldcon), Aussiecon Four, was held 2–6 September 2010, in the Melbourne Convention and Exhibition Centre in Melbourne, Victoria, Australia, the location selected by the members of Denvention 3.
Norwescon Norwescon is one of the largest regional science fiction and fantasy conventions in the United States. Located in SeaTac in Washington state, Norwescon has been running continuously since 1978.