Viewpoint: The Big Picture: Day by Day at Ground Zero

Since Sept. 11, 2001, the condition of the World Trade Center site has become, in itself, a powerful symbol of the nation’s recovery from the terrorist attacks. Almost from the moment of the buildings’ collapse, the site — where almost 3,000 people were killed — was declared sacred ground.

Aftermath of 9/11: Interview With a Ground Zero Tour Guide

World Trade Center controlled demolition conspiracy theories - Wikipedia

9/11 Ground Zero Tour + One World Observatory

Ground zero new york view hi-res stock photography and images - Alamy

Ground Zero - Then and Now

20 years after: The transformation of Ground Zero - CBS News

Rebuilding Ground Zero Danny Forster & Architecture

9/11 Ground Zero All Access Tour – 911 Ground Zero

Ground Zero - Then and Now

When Were the Twin Towers Built?

Viewpoint: The Big Picture: Day by Day at Ground Zero