Sydney Showground Stadium is a sports and events stadium located at the Sydney Showground in Sydney Olympic Park. The Showground, including the stadium, is operated by the Royal Agricultural Society of NSW, under lease from the NSW Government.The stadium hosts flagship events of the Sydney Royal Easter Show, such as the Grand Parade. The stadium is also used for sport. It is the primary home ground of the Australian Football League's Greater Western Sydney Giants and the home ground of the Big Bash League's Sydney Thunder. It is also the primary home ground of the A-League's Western Sydney Wanderers during the 2016-17 A-League season. Events and festivals to have been held at the stadium include Soundwave, Big Day Out, Stereosonic and Big Exo Day.The stadium opened in 1998 as the Sydney Showground Main Arena. In conjunction with an expansion and upgrade in 2011–12, it was renamed Sydney Showground Stadium.