(To explore, click and drag inside the image. Use +/- to zoom.)
Visitors were drawn to the wall bearing names of the passengers and crew of Flight 93 shortly after a service dedicating the memorial on Saturday, Sept. 10, 2011.
(Panorama by Steve Mellon / Posted Monday, August 15, 2011)
To make these interactive panoramic images, a photographer shoots a number of pictures in a short amount of time and then stitches them together in a computer.
Panoramic videos are produced using technology developed by Pittsburgh based company EyeSee360. Visit them on Facebook: