Never forget.

http://griefnet.org/usamemorial/gnmemorial.html

http://brainstormsandraves.com/attack/images/#downloadable_and_printable_images

Update: 7:15PM More sites with worthwhile video reminders.
http://wcbstv.com/911/local_story_242100545.html
http://www.lileks.com./bleats/archive/06/0906/911.html
http://switch3.castup.net/cunet/gm.asp?ClipMediaID=233961&ak=null
directly above from http://www.memrifilms.org/