To commemorate the 12th anniversary of the World Trade Center attacks, EarthCam has released this amazing time-lapse clip of the construction of One World Trade Center.

This video highlightsthe construction progress from October 2004 through this month.

The captivating clip uses hundreds of thousands of high-definition images arranged in a sequence to capture the rise of One World Trade Center from its beginning, including the installation of the 408-foot spire, making the tower an incredible 1,776 feet tall.