Since 9/11 recovery efforts, the Survivor Tree has served as a symbol of strength and rebuilding. (Photo: Jin Lee)
"Last week, in an instant, the World Trade Center in New York City became ground zero." (Photo: Jin Lee)
Ellen Karas delivered a speech at the 9/11 Memorial Museum on Feb. 6. (Photo: Jin Lee)

The Loss of a True Leader

John C. Whitehead at a 2008 event.
Chance, a trained disaster relief canine, interacts with museum visitors in the Education Center. (Photo: Noaa Stoler)
The laptop computer of Ramzi Yousef is currently in the museum's Historical Exhibition. (Photo: Jin Lee)
The names of the six victims of the 1993 bombing are on the 9/11 Memorial. (Photo: Amy Dreher)
The new interactive is available on the 9/11 Memorial's website. (Photo: Jordan Friedman)
A new exhibit at 4 World Trade Center contains photographs of ironworkers who helped rebuild the World Trade Center after 9/11. (Photos: Courtesy of Melissa Cacciola)
The design of the 9/11 Memorial Museum has earned praise from various media outlets. (Photo: Amy Dreher)