One World Trade center became the tallest building in the Western Hemisphere on May 2, 2013 and the third-tallest building in the world by pinnacle height, with its spire reaching a symbolic 1,776 feet (541.3 m) in commemoration of the year of American independence.

The 104-storey skyscraper stands on the northwest corner of the 16-acre World Trade Center site.

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Pedestrians turn to look and take photographs as the final piece of the building's spire is lifted to the top of One World Trade Center, in New York.

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Pedestrians turn to look down Fulton Street as the final piece of the building's spire (C) is lifted to the top of One World Trade Center in New York. 

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The final pieces of the spire for One World Trade Center are hoisted in New York. 

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Workers at the Ground Zero site take photographs as the final piece of a spire is lifted to the top of One World Trade Center in New York. 

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Workers at the Ground Zero site take photographs as the final piece of a spire is lifted to the top of One World Trade Center in New York. 

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Members of the media and workers at the Ground Zero site take photographs as the final piece of a spire is lifted to the top of One World Trade Center, in New York. 

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An ironworker uses a line to steady the final piece of a spire, affixed with a U.S. flag, before it is lifted to the top of One World Trade Center in New York. 

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A woman and man (L) embrace as they watch the final piece of One World Trade Center's spire being lifted to the top of the building in New York

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Ground Zero workers attach a US flag on the final piece of One World Trade Center's spire as it is prepared to be lifted to the top of the building in New York. 

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Iron workers photograph a crane lifting the final piece of a spire to the top of One World Trade Center in New York. 

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Ground Zero workers photograph with their phones as the final piece of One World Trade Center's spire is lifted to the top of the building in New York.

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The final section of the spire that will top off One World Trade Center is raised past iron workers to the top of the building in New York. 

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The final section of the spire that will top off One World Trade Center is raised past iron workers to the top of the building in New York.

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The steeple of St. Paul's Chapel rises into the sky as the final piece of the building's spire is lifted to the top of One World Trade Center in New York.