ONE WORLD TRADE CENTER

The special signed beam is installed.

Kevin Murphy anticpates topping out

President Barack Obama visits One World Trade Center on Flag Day, June 14, 2012

President Obama tours One World Trade Center.

Michael O'Reilly After Meeting President Obama

Strong ties built when working 1000 feet above Manhattan

One World Trade Center becomes the tallest building in Manhattan

Patrick Foye talks about the significance of One World Trade Center

Patrick Foye talks about the design of One World Trade Center

Patrick Foye reflects on the construction of One World Trade Center

Jonathan Durst offers thanks to those who have built One World Trade Center

Welcome to Downtown.

PA Chairman David Samson speaks at the signing of Condé Nast’s lease.

Si Newhouse Jr speaks at the signing of Condé Nast's lease at One World Trade Center.

Construction work on the World Trade Center Transportation Hub infrastructure.

Granite tiles installed at the Memorial's North Pool

Cement being poured at the World Trade Center site

Prime Minister Cameron visits One World Trade Center.

The facts and figures that define this building

One World Trade Center rises from below grade to above the building line.

Construction progress continues apace.

One of One World Trade Center's giant super columns is installed.

A cement pour captured in timelapse.

The first glazing goes up.