Question remains: What will rise at ground zero?

Two Decades Later, the Enduring Legacy of 9/11

Looking southeast at Ground Zero with Tower 1 remains on left and Tower 2 remains on right - Village Preservation

Ground Zero - Then and Now

The archaeological treasures that survived 9/11

How 9/11 Changed the World, BU Today

Push for permanent installation of 'Towers of Light' 9/11 memorial

Forensic teams look back at 20-year mission to identify World Trade Center remains - ABC News

Ground Zero's ten year transformation

World Trade Center, History, Height, Memorial, & Facts