Ground Zero rebuilding still continues in New York, 20 years after 9/11
Two decades after its destruction in the Sept. 11 attacks, the work to rebuild the World Trade Center complex remains incomplete.
World Trade Center site - Wikipedia
Ground zero rebuilding still unfinished, 20 years later - The Boston Globe
World Trade Center site - Wikipedia
Ground zero new york 2001 hi-res stock photography and images - Alamy
World Trade Center site - Wikipedia
Ground zero and debris hi-res stock photography and images - Alamy
Video By the Numbers: Rebuilding Ground Zero - ABC News
Ground Zero - Then and Now
Ground zero: Tacky and touching. Ugly and beautiful. Depressing and uplifting