11 Year Time Lapse Video of One World Trade Center

After 11 years, the One World Trade Center Observatory in New York City is finally open. Watch this amazing time-lapse video, showing the construction from October 2004 to Memorial Day 2015.

The One World Trade Center stands at 1,776 feet, making it the tallest building in the Western Hemisphere. The One World Observatory, that just opened, features an enclosed observation deck 1,250 ft. above street level.

The building also features a 3D elevator that takes you through 500 years of New York history in mere seconds.

Learn more at WTC.com. You can also take a virtual tour from inside the One World Trade Center.