<Table> <Tr> <Th_colspan="2"> Sydney Opera House </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Td_colspan="2"> Show map of Sydney Show map of New South Wales Show map of Australia Show all Location of Sydney Opera House </Td> </Tr> <Tr> <Th_colspan="2"> General information </Th> </Tr> <Tr> <Th> Status </Th> <Td> Complete </Td> </Tr> <Tr> <Th> Type </Th> <Td> Performing arts centre </Td> </Tr> <Tr> <Th> Architectural style </Th> <Td> Expressionist </Td> </Tr> <Tr> <Th> Location </Th> <Td> Bennelong Point, Sydney </Td> </Tr> <Tr> <Th> Country </Th> <Td> Australia </Td> </Tr> <Tr> <Th> Coordinates </Th> <Td> 33 ° 51 ′ 31.2" S 151 ° 12 ′ 50.5" E ﻿ / ﻿ 33.858667 ° S 151.214028 ° E ﻿ / - 33.858667; 151.214028 Coordinates: 33 ° 51 ′ 31.2" S 151 ° 12 ′ 50.5" E ﻿ / ﻿ 33.858667 ° S 151.214028 ° E ﻿ / - 33.858667; 151.214028 </Td> </Tr> <Tr> <Th> Elevation </Th> <Td> 4 m (13 ft) </Td> </Tr> <Tr> <Th> Current tenants </Th> <Td> <Ul> <Li> Opera Australia </Li> <Li> The Australian Ballet </Li> <Li> Sydney Theatre Company </Li> <Li> Sydney Symphony Orchestra </Li> <Li> (+ others) </Li> </Ul> </Td> </Tr> <Tr> <Th> Groundbreaking </Th> <Td> 1 March 1959 </Td> </Tr> <Tr> <Th> Construction started </Th> <Td> 1 March 1959 </Td> </Tr> <Tr> <Th> Completed </Th> <Td> 1973 </Td> </Tr> <Tr> <Th> Opened </Th> <Td> 20 October 1973 </Td> </Tr> <Tr> <Th> Inaugurated </Th> <Td> 20 October 1973 </Td> </Tr> <Tr> <Th> Cost </Th> <Td> A $102 million, equivalent to ~ A $927 million in 2016 </Td> </Tr> <Tr> <Th> Client </Th> <Td> NSW government </Td> </Tr> <Tr> <Th> Owner </Th> <Td> NSW Government </Td> </Tr> <Tr> <Th> Height </Th> <Td> 65 m (213 ft) </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th> Other dimensions </Th> <Td> <Ul> <Li> length 183 m (600 ft) </Li> <Li> width 120 m (394 ft) </Li> <Li> area 1.8 ha (4.4 acres) </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Technical details </Th> </Tr> <Tr> <Th> Structural system </Th> <Td> Concrete frame & precast concrete ribbed roof </Td> </Tr> <Tr> <Th_colspan="2"> Design and construction </Th> </Tr> <Tr> <Th> Architect </Th> <Td> Jørn Utzon </Td> </Tr> <Tr> <Th> Structural engineer </Th> <Td> Ove Arup & Partners </Td> </Tr> <Tr> <Th> Main contractor </Th> <Td> Civil & Civic (level 1), M.R. Hornibrook (level 2 and 3 and interior) </Td> </Tr> <Tr> <Th_colspan="2"> Other information </Th> </Tr> <Tr> <Th> Seating capacity </Th> <Td> <Ul> <Li> Concert Hall 2,679 </Li> <Li> Joan Sutherland Theatre 1,507 </Li> <Li> Drama Theatre 544 </Li> <Li> Playhouse 398 </Li> <Li> The Studio 400 </Li> <Li> Utzon Room 210 </Li> <Li> Total 5,738 </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Website </Th> </Tr> <Tr> <Td_colspan="2"> sydneyoperahouse.com </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th_colspan="2"> UNESCO World Heritage Site </Th> </Tr> <Tr> <Th> Type </Th> <Td> Cultural </Td> </Tr> <Tr> <Th> Criteria </Th> <Td> i </Td> </Tr> <Tr> <Th> Designated </Th> <Td> 2007 (31st session) </Td> </Tr> <Tr> <Th> Reference no . </Th> <Td> 166rev </Td> </Tr> <Tr> <Th> State Party </Th> <Td> Australia </Td> </Tr> <Tr> <Th> Region </Th> <Td> Asia - Pacific </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th_colspan="2"> Australian National Heritage List </Th> </Tr> <Tr> <Th> Type </Th> <Td> Historic </Td> </Tr> <Tr> <Th> Criteria </Th> <Td> a, b, e, f, g, h </Td> </Tr> <Tr> <Th> Designated </Th> <Td> 12 July 2005 </Td> </Tr> <Tr> <Th> Reference no . </Th> <Td> 105738 </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th_colspan="2"> New South Wales Heritage Register </Th> </Tr> <Tr> <Th> Type </Th> <Td> Built </Td> </Tr> <Tr> <Th> Criteria </Th> <Td> a, b, c, d, e, f, g </Td> </Tr> <Tr> <Th> Designated </Th> <Td> 3 December 2003 </Td> </Tr> <Tr> <Th> Reference no . </Th> <Td> 01685 </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th_colspan="2"> References </Th> </Tr> <Tr> <Td_colspan="2"> Coordinates </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Sydney Opera House </Th> </Tr>

When was the opera house built in sydney
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