New York's ground zero through time

Published On: Aug 23 2011 04:09:26 AM CDT   Updated On: Sep 09 2016 10:34:40 AM CDT

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.

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Spencer Platt/Getty Images

Police escort a civilian from the scene of the collapse of a tower of the World Trade Center Sept. 11, 2001, in New York City after two airplanes slammed into the twin towers in an alleged terrorist attack.

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