What are the three crash sites of the hi-jacked planes on911?

On September 11, 2001, the three crash sites of the hijacked planes were the World Trade Center in New York City, where American Airlines Flight 11 and United Airlines Flight 175 crashed into the North and South Towers, respectively. The third crash site was the Pentagon in Arlington, Virginia, where American Airlines Flight 77 struck the building. A fourth plane, United Airlines Flight 93, was headed for a target in Washington, D.C., but crashed into a field in Shanksville, Pennsylvania, after passengers attempted to regain control from the hijackers.