World Atlas Core Records · Technology

Sydney Opera House

1957 CE-present · Australia

Jørn Utzon's design and international engineering created a global performance venue on Gadigal Country at Bennelong Point.

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AI-generated evidence-guided visualization related to Sydney Opera House, 1957 CE-present. — AI-generated visualization based on the cited record and period context. It is not documentary evidence or an authenticated reconstruction of a single construction moment.

How the setting appeared

Precast concrete shells, glass walls, theaters and public terraces project into a working harbor and living city.

Agent citation CIT-CORE-SYDNEY-OPERA-HOUSECIT-CORE169-SYDNEY-OPERA-HOUSE Setting and material context · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

How people lived

Performers, technicians, audiences, workers and residents use a place whose colonial naming and Indigenous history remain part of its interpretation.

Agent citation CIT-CORE-SYDNEY-OPERA-HOUSECIT-CORE169-SYDNEY-OPERA-HOUSE Lifeways and community · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

How people worked

Computer-assisted geometry, model testing, precast concrete, stagecraft, lighting and maintenance support the building.

Agent citation CIT-CORE-SYDNEY-OPERA-HOUSECIT-CORE169-SYDNEY-OPERA-HOUSE Work, tools and exchange · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

Belief, ritual and worship

The Opera House is a secular cultural institution; acknowledgment of Country does not convert Gadigal traditions into display material.

Agent citation CIT-CORE-SYDNEY-OPERA-HOUSECIT-CORE169-SYDNEY-OPERA-HOUSE Belief, ritual and evidence limits · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

World-atlas stage: Decolonization and globalization
Region: Oceania · Australia
Languages and scripts: English; Danish in Utzon's design practice
Important people: Jørn Utzon; Ove Arup; Peter Hall; Joseph Cahill
Events and changes: The international design competition opened in 1956 CE and selected Jørn Utzon's proposal in 1957 CE.; Construction began at Bennelong Point in 1959 CE on Gadigal Country.; Engineering collaboration with Ove Arup and Partners produced a buildable ribbed-shell geometry during the early 1960s CE.; Utzon resigned from the project in 1966 CE after conflict with the New South Wales government, and an Australian team led by Peter Hall completed the interiors.; The Sydney Opera House was inaugurated on 20 October 1973 CE.; The building was inscribed on the UNESCO World Heritage List in 2007 CE.
Evidence confidence: Extensive design and construction archives; the image is a generic contemporary city scene rather than the building itself.

Agent citation CIT-CORE-SYDNEY-OPERA-HOUSECIT-CORE169-SYDNEY-OPERA-HOUSE Dates, place, language, people, events and confidence · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

Historical geography

A dated anchor, not an exact border

The local map uses modern coastlines only for orientation. The marker identifies this record's geographic anchor, not the full reach of a community or polity.

Map geometry loads only when requested. Modern outlines are orientation only; historical geography and identities changed through time.

Agent citation CIT-CORE-SYDNEY-OPERA-HOUSECIT-CORE169-SYDNEY-OPERA-HOUSE Historical-geography anchor and stated limits · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

Evidence register

Guides used for this record

Each registered source ID is paired with its institutional URL for independent checking. Source count is transparent, and duplicate URLs count only once.

CIT-CORE-SYDNEY-OPERA-HOUSE

Sydney Opera House: record evidence guide

https://whc.unesco.org/en/list/166/

whc.unesco.org

CIT-CORE169-SYDNEY-OPERA-HOUSE

Our Story

https://www.sydneyoperahouse.com/our-story

Sydney Opera House

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