This Lower Manhattan skyscraper's symbolic height of 1,776 feet recalls American independence.

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Your new ahaOne World Trade Center

One World Trade Center: Skyscraper built on the site of the original World Trade Center. Source: One World Trade Center ↗

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21The London office tower nicknamed the Gherkin has this street address as its formal name.RECALL
30 St Mary Axe
London's 30 St Mary Axe earned the nickname The Gherkin for its distinctive cone-shaped profile.
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22This Toronto observation tower was once the world's tallest freestanding structure.RECALL
CN Tower
Toronto's CN Tower, once the tallest freestanding structure on Earth, includes a glass floor at its observation deck.
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23This Australian performing-arts building is recognized by its sail-shaped roofs beside the harbour.RECALL
Sydney Opera House
The Sydney Opera House's distinctive sail-shaped roofs took far longer to complete than originally planned.
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