New York's ground zero through time

Published On: Aug 23 2011 04:09:26 AM CDT   Updated On: Nov 03 2014 09:20:36 AM CST

One World Trade Center is officially open for business. Take a look at the World Trade Center site through time, from the construction of the Twin Towers to the opening of the new centerpiece on the site.

Final piece, World Trade Center
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Iron workers lifted the final piece of the spire to the top of the One World Trade Center in New York May 10, 2013. The piece raised the building to its full height of 1,776 feet and helped fill a void in the skyline left by the Sept. 11 attacks.

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