Nova: Ground Zero Supertower

Nova: Ground Zero Supertower

Wednesday, February 26 at 9:00 p.m.

Return to Ground Zero to witness the final chapter in an epic story of engineering and innovation.

"Nova" kicks off the fall season with a return to Ground Zero to witness the completion of One World Trade Center.

"Ground Zero Supertower" examines the new skyscraper rising up 104 stories and 1,776 feet from the site where the Twin Towers once stood. In this update of "Nova's" Emmy-nominated special "Engineering Ground Zero," which featured extraordinary behind-the-scenes access to the struggles of the engineers and architects working at 1 WTC and the National September 11 Memorial and Museum,

"Nova" goes inside the construction of the tower’s final floors and the installation of its soaring, 800-ton spire and beacon.

The greatest test is still to come, though: Will the final product be a fitting site for national remembrance?