New WTC in New York is the tallest building in US

It is now official, the brand new World Trade Center tower took Chicago's crown for the highest building in United States.

Until just recently, Chicago's Willis Tower was the tallest building in the United States. But now, there is a new king of the nation. On the zero-ground of the former Twin Towers a spectacular building has arisen and it is called One World Trade Center, or 1WTC short.

With its needle 1WTC is 1,776 feet (541 meters) tall making it 325 feet (99 meters) taller than now second tallest building - Willis Tower in Chicago. In the global format, 1WTC is the 4th tallest building in the world, where Burj Khalifa still reigns supreme - 2,717 feet (828 meters).