Check out New York's World Trade Center site before and after the Sept. 11, 2001, attacks, and the memorial.
Take a look at New York's World Trade Center site before and after the Sept. 11 attacks.
Enrique Castro-Mendivil / Reuters
U.S. National Archives
REUTERS/ Stefano Rellandini
U.S. Air Force
iStock / damircudic
Warner Bros. Television
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