One World Trade Center (center) in New York City is the tallest building in the Western Hemisphere. 8 Spruce Street can be seen on the right.. The world's first skyscraper was built in Chicago in 1885. Since then, the United States has been home to some of the world's tallest skyscrapers. New York City, and especially the borough of Manhattan, has the tallest skyline in the country. More @Wikipedia
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