June 1, 2015, 7am PDT
One World Trade Center's long-awaited observatory opened May 29. Located on floors 100, 101 and 102 of the tower, the 47-second elevator trip is as remarkable as the sites from the 1,250 foot high observatory.
July 18, 2014, 8am PDT
Sen. Mark Kirk (R-Ill.) expressed irritation that Chicago is no longer a world-class city when it comes to building heights. The issue arose during a Senate floor discussion on the Terrorism Risk Insurance Act. Chicago's Willis Tower ranks #11.
November 9, 2013, 1pm PST
Spire or antenna; what sits atop One World Trade Center in Lower Manhattan? The answer isn't just semantics, it will determine if the building is indeed taller than Chicago's Willis Tower. A decision by the official arbiter could come next week.
January 4, 2013, 10am PST
Architizer previews the year ahead in global architecture. From the restoration of the Manhattan skyline to a temporary cathedral made of cardboard, the website looks at the projects that will heal, house, and astound in 2013.