Sit down at your desk, turn up the sound and watch.
The September 11th 2001 terrorist attacks on New York will live forever in the global consciousness. The attacks were a coordinated effort involving four hijacked airplanes. Perpetrated by the al-Qaeda terrorist group, two planes were flown in to the World Trade Center towers (New York), one was flown in to the Pentagon (Washington) and the fourth was brought down by passengers in Pennsylvania en-route to the United States Capitol (Washington).
It was an exceptionally clear summer morning in New York City.
Here are a few posts sent in by our readers over the years, as we come to the 15th anniversary of September 11th.
Every year on September 11th, I always remember and re-live that day.
Here's a true account from our Editor about what he was doing on September 11th, 2001, and the chilling warning he received, prior to the terrorist attacks, about Osama Bin Laden.
The following is an edit of a post by CNN the day after the 9/11 terrorist attacks on America:
'I live on west 57th Street, and my apartment faces south. On a good day, out my windows, even as far north as I am, I could see the top of the Towers jutting above the tree lines of the buildings.
Cantor Fitzgerald and BGC Partners raised approximately $12 million on its annual charity day.
Paul Simon played a moving performance of 'The Sound Of Silence' at the 9/11 Memorial to mark the 10th anniversary of the attacks in 2011.
The deadly Boston Marathon bombings won't "change the way we live" in the United States, said Jack Jacobs, a retired U.S. Army colonel who received the Medal of Honor.
By Tim Zagat, with contributions from Rudy Giuliani and George Pataki