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Event wonder Oceania

Sydney Opera House

1973 CE

Architectural masterpiece with sail-shaped roof shells on Sydney Harbour, one of the 20th century's most iconic buildings.

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Standing in 1973 CE

Records whose own span was running in this exact year.

Canada Polity · Americas Founded 1815 CE · attested to 2026 CE Mexico Polity · Americas Founded 1810 CE · attested to 2026 CE Argentina Polity · Americas Founded 1816 CE · attested to 2026 CE Naxalite–Maoist Insurgency Conflict · South Asia 1967 CE – 2026 CE Great Barrier Reef Landmark · Oceania 3000 BCE – still standing Grand Canyon Landmark · Americas 3000 BCE – still standing

Around the same time

The nearest dated moments on either side.

1971 CE Bangladeshi War of Independence 1971 CE Indo-Pakistani War of 1971 1971 CE Darvaza Gas Crater 1973 CE Yom Kippur War 1974 CE Ethiopian Civil War 1974 CE Turkish Invasion of Cyprus