Universal Studios Singapore is 20 hectares (49 acres) in size, occupying the easternmost part of the 49-hectare (120-acre) Resorts World Sentosa. There are a total of 24 attractions, of which 18 are original or specially adapted for the park. The park consists of seven themed zones which surround a lagoon. Each zone is based on a blockbuster movie or a television show, featuring their own unique attractions, character appearances, dining and shopping areas. The park features the world's tallest pair of dueling roller coasters that are based on the popular television series, Battlestar Galactica; a castle from the world of Shrek and Monster Rock, a live musical show featuring the Universal Monsters. Universal Studios Singapore has over 30 restaurants and food carts, together with 20 unique retail stores and carts located around the park. Attractions premiering are marked "Premiere" and dining outlets that are certified Halal are marked with "Halal".