Older Than deck / Buildings and landmarks
Sydney Opera House
Sources and checks
Checked 2026-10-19: Claude (AI build agent): Wikidata statement compared, passages containing the year extracted from the fetched pages and read. Quotes are short passages from each source, in their original language.
Wikidata P1619: 1973Q45178, CC0, retrieved 2026-10-19
“tok også svært mye lengre tid enn forventet. Innvielsen var ment å skje i januar 1963, men kunne først finne sted i oktober 1973, mer enn ti år forsinket. Størrelse Sydney Opera House er en stor bygning – langt”Store norske leksikon (in Norwegian): source, retrieved 2026-10-19
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