A few of the commemorative events happening across the country:
New York City Dedication Ceremony for the National Memorial at the World Trade Center on 9/11. The site opens to the public the next day; free concert at St. Patrick's Cathedral celebrating peace.
9/11 WTC Memorial Floating Lantern Ceremony on the Hudson River. (911memorial.org, septemberconcert.org, prepareny.com)
Arlington, Virginia, Police, Fire & Sheriff Memorial 5K Race on September 10; all age groups are welcome to run the flat course, which includes parts of the Pentagon. (arlington911race.com)
Boston, Massachusetts, Day of Remembrance Blood Drive at Fenway Park. (redcrossblood.org)
Morrison, Colorado, Stair Climb along a route equal to the 110 stories of the Twin Towers; not a race, but a challenge meant to encourage reflection. (911stairclimb.org)
Clements, California, Memorial Rodeo, hosted by the Clements Buckaroos, an all-volunteer nonprofit. A portion of admissions fees will go toward programs that benefit injured firefighters, policemen and their families. (clementsbuckaroos.com)