The media was given a special preview of 'The Wizarding World of Harry Potter' at Universal Studios Hollywood in Universal City, California . The theme park has a replica of Hogwarts Castle and the 'Harry Potter and the Forbidden Journey' ride, and is set to open to the public on Thursday April 7, 2016. Stars such as actress Evanna Lynch, who played Luna Lovegood in the movie, also turned up at the red carpet event.