Comic-con originated in San Diego in 1970, where it now pulls in over 130,000 attendees over four days, spiderman costume and has since spread to over 30 separate events of the same name-tag across the globe. Drawing in over 100,000 enthusiasts in events across the country this year, the large-scale expression of creativity and imagination was backed up with guest appearances by famous actors from Supernatural, Stargate, video game costume The Lord of The Rings and Harry Potter.