![See Seven Years of 9/11 Memorial Construction in 90 Seconds [VIDEO]](http://wac.450f.edgecastcdn.net/80450F/thefw.com/files/2011/08/9-11-timelapse-300x225.jpg?w=980&q=75)
See Seven Years of 9/11 Memorial Construction in 90 Seconds [VIDEO]
The National September 11 Memorial will be unveiled on the 10th anniversary of the attacks next month. Workers have been toiling at the site for seven years, but this time-lapse video crunches it all down to just a minute and a half.
Using footage from live webcam site EarthCam, the past several years of construction make for some pretty cool before-and-after imagery.
Take a look at the video below:
[via The Daily What]
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