11Frank L. Culbertson
Astronaut Frank L. Culbertson was the only American not on the Earth during 9/11 recorded the event from the ISS. He later learned that the pilot (Charles Burlingame) of the plane that struck The Pentagon was a classmate of his from the US Naval Academy.
12Kenya Masai tribesmen
After 9/11, the Masai tribesmen of Kenya donated 14 cows to the US to help with the aftermath of 9/11. To the Masai, the cow equals life.
13Operation Yellow Ribbon
Operation Yellow Ribbon was commenced by Canada to handle the diversion of civilian airline flights in response to the September 11 attacks in 2001. Canada took in 255 diverted flights from the US on 9/11 and then the Canadians fed the diverted passengers.
After 9/11, Queen Elizabeth authorized the Coldstream Guards to break protocol and play the US national anthem during the Changing of the Guard, giving some comfort to Americans stranded in London due to airport closures.
On 9/11, when all transport out of the city was shut down, boat owners managed to transport over 500,000 people from Manhattan Island in an amazing act known as the “9/11 Boatlift.”
On 9/11, four people (Brian Clark one of the survivor) in the South Tower of the World Trade Center managed to escape from a floor above the plane's impact.