New York's ground zero through time

Published On: Aug 23 2011 04:09:26 AM CDT   Updated On: Nov 30 2014 01:26:35 PM 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.

WTC 2001 9-11 Attack
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Spencer Platt/Getty Images

The south tower of the World Trade Center is wracked by explosions just after hijacked United Airlines Flight 175 from Boston crashed into it Sept. 11, 2001, in New York City.

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