The Worldcon, or World Science Fiction Convention, is the annual convention of the World Science Fiction Society (WSFS). The five day long event has been held each year since 1939 with the exception of four years during World War II. Locations have included the United States, Canada, Australia, Japan, England, Scotland, Germany, and The Netherlands. Science fiction and fantasy fans travel from all over the world to attend.
This year LoneStarCon 3 in San Antonio has been chosen as the Worldcon. Highlights include panels, parties, an art show, filk music, parties, gaming, cosplay, movies, parties, nerds, geeks, authors, and the presentation of the Hugo Awards.
The official website for a membership, hotel reservations, and more details is: http://www.lonestarcon3.org/