The Sydney Opera House is one of the most famous and distinctive buildings of the 20th century. Declared a World Heritage Site in 2007 , it was designed by the Danish architect Jørn Utzon in 1957 and inaugurated on October 20, 1973.
Theater, ballet, opera or musical productions are performed in the building. It is home to the Australian Opera Company, the Sydney Theater Company and the Sydney Symphony Orchestra. It is managed by the Opera House Trust, a public body of the New South Wales state government.