NBCUniversal’s “The Wizarding World of Harry Potter” at Universal Studios Hollywood. This remarkable attraction invites guests to explore Harry Potter’s world with the opportunity to visit Hogwarts Castle, embark on thrilling rides, and enjoy authentic food and beverage at multiple locations. The Main Attraction Building stands 75 feet tall and has an approximate footprint of 78,000 sq. ft. Portions of the structure lie below grade, and it is supported on piles and pile caps, with a show floor that is cantilevered within the shell of the building. An additional 10, single story, slab on grade buildings having a cumulative footprint of approximately 80,000 sq. ft. were also constructed to complete the world of Harry Potter.