Back in 2001, one of the nations biggest tragedies occurred at the World Trade Center in New York. When you mention the date September 11, 2001, most people can remember exactly where they were that day.
Our nation became united more than we ever have after those events, and prompted to build a tower signifying our freedom in the WTC's place.
It took many years to build, and you can see it all in
Check this out, 16-year-old Justin Casquejo told authorities that he had canvassed the construction site of One World Trade Center and figured a way to get in to the Freedom Tower and climb to the top.