Hordern Pavilion is a building located in Moore Park, Sydney, New South Wales, Australia, on the grounds of the old Sydney Showground. Now known as a sports venue, dance party and music concert venue, the Hordern Pavilion was originally constructed for the Royal Agricultural Society of New South Wales to meet the increasing demands for exhibition space at the Royal Easter Show. Hordern's undeniable importance was a rather unique use WWII as a bulk store for the Army.