Communities across the Washington region will be commemorating the third anniversary of the Sept. 11, 2001, terrorist attacks with candlelight services, a jazz festival, even movie screenings. Below is a listing of some events scheduled for the next two days. To submit additional items, e-mail hayesp@washpost.com.

TODAY

ANNANDALE

9:30 a.m.: Flag-raising ceremony and concert with U.S. Marine Drum and Bugle Corps at Annandale Terrace Elementary School, 7604 Herald St. 703-658-5600.

THE DISTRICT

Noon: Remembrance service, "A Time to Mourn, a Time to Heal, a Time to Reflect," sponsored by the Howard University Student Association. Office of the Dean of the Chapel, Howard University. 202-238-2330.

TOMORROW

ANNAPOLIS

6 a.m.-7:30 p.m.: Prana Studio tribute to "the heroes of 9/11." A free day of yoga and special sessions of Nia and meditation. Prana Studios, 2901 Riva Trace Pkwy. 410-266-3401 or www.pranastudio.com.

7:30 p.m.: Community singalong led by the All Children's Chorus of Annapolis. Includes patriotic favorites and old standards. City Dock. 410-263-9191 or lizhb@aol.com.

ARLINGTON COUNTY

9:30-10 a.m.: Memorial wreath-laying at Arlington National Cemetery and moment of silence with Defense Secretary Donald H. Rumsfeld and family members of victims of the terrorist attacks. Meet by 9 at the group marker for 9/11 victims. RSVP by today to Cmdr. Dave Julian. 703-697-9283.

ARNOLD

11 a.m.: Remembrance ceremony that combines music, poetry, candlelight and meditation. Room 219, Cade Center for Fine Arts, Anne Arundel Community College, 101 College Pkwy. 410-777-2325 or www.aacc.edu.

ASHBURN

2-5 p.m.: All-American Family Festival sponsored by the Church of the Holy Spirit, on the grounds of Mill Run Elementary School, 42905 Waxpool Rd. Rain date is Sept. 18. 703-726-0777.

BLADENSBURG

6:30 p.m.: Candlelight ceremony to honor Sept. 11 victims and U.S. troops hosted by the town and by American Legion Colmar Manor Post 131, at the Bladensburg Waterfront Park, Old Bladensburg Marina across from the Peace Cross memorial. 301-779-4264.

BOWIE

7 p.m.: Memorial service and concert sponsored by the city, veterans groups, U.S. Rep. Steny H. Hoyer and other political leaders, at Allen Pond Park, 3330 Northview Dr. Those attending are asked to wear red, white and blue. 202-225-4131.

CENTREVILLE

Noon: A commemoration ceremony as part of the 13th annual Centreville Day celebration in front of St. John's Episcopal Church, 5649 Mount Gilead Rd. 703-818-9561.

COLUMBIA

3 p.m.: Screening of the documentary film "Voices in Wartime" sponsored by the Maryland Chapter of Grandmothers for Peace, at the Howard County Central Library, Broken Land and Little Patuxent parkways. 410-730-6049.

THE DISTRICT

9:30 a.m.: Memorial tree planting to honor the student, teacher and parents who died in the attack on the Pentagon, M.V. Leckie Elementary School, 4201 Martin Luther King Jr. Ave. SW. 202-667-1798

ELLICOTT CITY

9 a.m.: Wreath-laying ceremony to honor Howard County residents who died in the attacks, sponsored by the county government, at the Garden of Hope monument, Centennial Park, Route 108 (south entrance). 410-313-2022.

10 a.m.: Discussion on peace and security in the post-Sept. 11 world with Ambassador Jonathan Dean, adviser for the Union of Concerned Scientists and the former chief U.S. representative at the NATO-Warsaw Pact force reduction negotiations. Banneker Room, George Howard Building, 3430 Courthouse Dr. 410-313-7750.

FAIRFAX CITY

7 p.m.: Remembrance event at the Veterans Amphitheater, next to City Hall, 10455 Armstrong St. A tree-planting will be part of the program, sponsored by the city, as well as a candlelight ceremony and music by the Fairfax City band, Fairfax High School A Cappella Singers and bagpiper Steve Cochran. 703-385-7850.

FAIRFAX COUNTY

7 p.m.: Candlelight ceremony sponsored by Fairfax County, at the Government Center's 9/11 Memorial Grove Garden, 12000 Government Center Pkwy.

GLEN BURNIE

7 p.m.: Candlelight service and talk led by Cmdr. John Ulrich of VFW Post 160. Veterans of Foreign Wars Post 160, 2597 Dorsey Rd. 410-766-9802.

GREENBELT

9 a.m. to 8 p.m.: "Healing Hands Strengthen Community" event sponsored by the Greenbelt Interfaith Leadership Association, free massages for stress relief in exchange for donations to community relief funds. Roosevelt Center, at Southway and Crescent roads. 301-441-3013.

PURCELLVILLE

6 p.m.: Remembrance candlelight ceremony honoring 9/11 victims at Town Hall, 130 E. Main St. 540-338-7421.

ROCKVILLE

8:30 a.m.: Montgomery County Executive Douglas M. Duncan will join relatives of the 11 county residents who died at the Pentagon in a moment of silence at the county's Sept. 11 memorial, at Courthouse Square Park, Maryland and West Montgomery avenues. 240-777-6530.

SILVER SPRING

4-10 p.m.: Silver Spring Jazz Festival featuring a tribute to victims of 9/11, including local musician Scott Powell, who was killed in the attack on the Pentagon. 240-777-6530.

STERLING

5-8 p.m.: Interfaith peace banquet with representatives of Christian, Jewish, Muslim and Sikh religions, at the All Dulles Area Muslim Society Center, 46903 Sugarland Rd. Overnight vigil begins at 9 p.m. 571-217-9286

VIENNA

10 a.m.: American Legion Dyer-Gunnell Post 180's annual community commemoration, on the grounds of the Freeman House, 131 Church St. NE, preceded by the ringing of church bells at the times of the terrorist attacks. 703-938-9535.

WOODBRIDGE

8:30 a.m.: Memorial service and dedication of a sundial with keynote speaker Laurie Laycheck, who lost her husband in the Pentagon attack. Freedom High School, 15201 Neabsco Mills Rd. 703-583-1405