• The Sydney Opera House is a multi-venue performing arts centre in the Australian city of Sydney.• It was conceived and largely built by Danish architect Jørn Utzon, finally opening in 1973 after a long gestation starting with his competition-winning design in 1957.• It is one of the 20th centurys most distinctive buildings and one of the most famous performing arts centres in the world.
• The Sydney Opera House is situated on Bennelong Point in Sydney Harbour, close to the Sydney Harbour Bridge.• As one of the performing arts centres in the world, hosting over 1,500 performances each year attended by some 1.2 million people.• It is also one of the most popular visitor attractions in Australia, with more than seven million people visiting the site each year, 300,000 of whom take a guided tour.
• The Sydney Opera House is a modern expressionist design, with a series of large precast concrete "shells "each composed of sections of a sphere of 75.2 metres (246 ft 8.6 in) radius forming the roofs of the structure, set on a monumental podium.• The building covers 1.8 hectares (4.4 acres) of land and is 183 m (600 ft) long and 120 m (394 ft) wide at its widest point.• Apart from the tile of the shells and the glass curtain walls of the foyer spaces, the buildings exterior is largely clad with aggregate panels composed of pink granite.
• The Opera House houses the following performance venues:• Concert Hall:• The Concert Hall, with 2,679 seats, is the home of the Sydney Symphony and used by a large number of other concert presenters.• It contains theSydney Opera House Grand Organ, the largest mechanical tracker action organ in the world, with over 10,000 pipes.
• Opera Theatre:• The Opera Theatre, a proscenium theatre with 1,507 seats, is the Sydney home of Opera Australia and The Australian Ballet.
• Drama Theatre:• The Drama Theatre, a proscenium theatre with 544 seats, is used by the Sydney Theatre Company and other dance and theatrical presenters.
• In a proscenium theatre, the audience directly faces the stage, which is typically raised several feet above front row audience level, and views the performance through the proscenium "arch". The space that holds the audience is called the "house".• The Playhouse: an end-stage theatre with 398 seats.• The Studio: a flexible space with a maximum capacity of 400 people, depending on configuration.• The Utzon Room: a small multi-purpose venue, seating up to 210.
• The Forecourt: a flexible open-air venue with a wide range of configuration options, including the possibility of utilising the Monumental Steps as audience seating.• used for a range of community events and major outdoor performances. The Forecourt will be closed to visitors and performances 2011–2014 to construct a new entrance tunnel to a rebuilt loading dock for the Opera Theatre.• Other facilities:• The building also houses a recording studio, cafes, restaurants and bars and retail outlets. Guided tours are available to the public, including a frequent tour of the front-of-house spaces, and a daily backstage tour which takes visitors backstage to see areas normally reserved for performers and crew members.
• Total capacity of opera house is 5,738 people.