Concerts

U.S. AIR FORCE CHAMBER BAND -- 8 p.m. Thursday. The Bolling Air Force Base Chamber Players perform. Harmony Hall Regional Center/John Addison Concert Hall, 10701 Livingston Rd., Fort Washington. Free. 301-203-6070.

RONNIE WELLS AND THE RON ELLISTON QUINTET -- 8 p.m. Friday. Montpelier Jazz Series. Montpelier Cultural Arts Center, 12826 Laurel-Bowie Rd., Laurel. $20. 301-953-1993.

IMANI -- 8 p.m. Saturday. The jazz vocalist performs. Harmony Hall Regional Center/John Addison Concert Hall, 10701 Livingston Rd., Fort Washington. $20; seniors and students, $15. 301-203-6070.

For Children

PETER PAN CLUB -- 10:30 a.m.-noon Thursday. Aviation stories, crafts, games and museum exploration for ages 3-5. College Park Aviation Museum, 1985 Cpl. Frank Scott Dr., College Park. Free with museum admission: adults, $4; seniors, $3; ages 18 and younger, $2. 301-864-6029.

MOUNT RAINIER PUPPET THEATER: "CREATURES OF THE NIGHT" -- 11-11:45 a.m. Saturday. A show about night prowlers, bats, owls and opossums. Mount Rainier Nature & Recreation Center, 4701 31st Pl., Mount Rainier. Free. 301-927-2163.

HALLOWEEN BOO BASH -- 11 a.m.-1 p.m. Harvest and Halloween crafts, a pumpkin patch, entertainment and light refreshments for all ages. Beltsville Community Center, 3900 Sellman Rd., Beltsville. $3. 301-937-6613.

SCARECROW WORKSHOP -- 1-3 p.m. Saturday. Children ages 5-12 make scarecrows. Bring a long-sleeve shirt, an old pair of pants and a pair of long gym socks. Cedar Heights Community Center, 1200 Glen Willow Dr., Seat Pleasant. Reservations, 301-773-8881.

TEEN SHOWTIME AT THE HEIGHTS -- 7-9 p.m. Saturday. Performance by teenage musicians, dancers, storytellers and others. Marlow Heights Community Center, 2800 St. Clair Dr., Marlow Heights. $6. 301-423-0505.

Lectures

And Literature

GIACINTA BRADLEY KOONTZ -- 2 p.m. Sunday. The author of "The Harriet Quimby Scrapbook: The Life of America's First Birdwoman" will discuss her book. College Park Aviation Museum, 1985 Cpl. Frank Scott Dr., College Park. Adults, $4; seniors, $3; ages 18 and younger, $2. 301-864-6029.

Theater and Dance

TALES FROM BRAZIL AND BEYOND -- 3-4 p.m. Wednesday. Antonio Rocha uses physical theater, storytelling, masks and sound effects to imitate the rainforest. Rollingcrest-Chillum Community Center, 6120 Sargent Rd., Chillum. Free. 301-853-2005.

Sports

And Recreation

DROP-IN WATER AEROBICS -- 7:30-8:30 p.m. Tuesdays and Thursdays. Pool workout for ages 18 and older. Glenarden/Theresa Banks Complex, 8615-A McLain Ave., Glenarden. $6. 301-772-5515.

BIRD/NATURE WALK: GOVERNOR BRIDGE NATURAL AREA -- 7:30-10:30 a.m. Saturday, for ages 6 and older. Naturalist-led walk around the pond. Patuxent River Park, 16000 Croom Airport Rd., Upper Marlboro. Free. Reservations, 301-627-6074.

BIRDWATCHING -- 8-10 a.m. Saturday. Naturalist-led walk along the Anacostia River to identify woodland and water birds; binoculars provided. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. $2. 301-779-0371.

KENILWORTH AQUATIC GARDENS CANOE TOUR -- 9:30-noon. Saturday. A park naturalist leads a paddle trip into the Aquatic Gardens to look for wildlife. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. Canoe, $12. 301-779-0371.

BICYCLE NATURE TOUR -- 10 a.m.-1 p.m. Saturday. Guided tour of park trails for ages 8 and older. Bring a mountain bike and helmet. Patuxent River Park, 16000 Croom Airport Rd., Upper Marlboro. $3. 301-627-6074.

KAYAK LESSONS -- 10 a.m.-2 p.m. Saturday. Certified instructor teaches paddling skills to ages 10 and older. Kayaks, paddles and life jackets provided; bring a bag lunch. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. $10. Reservations, 301-779-0371.

CHESAPEAKE BAY CRITICAL-AREA DRIVING TOUR -- 10 a.m.-3 p.m. Sundays. Self-guided, four-mile driving tour includes interpretive stops, an observation tower and a timber bridge over scenic wetlands. Patuxent River Park, 16000 Croom Airport Rd., Upper Marlboro. Free. 301-627-6074.

Exhibitions

"DIALOGUE: ART.TECHNOLOGY.IMAGERY" -- Through Oct. 28. Digital photography and multimedia works by various artists. Montpelier Cultural Arts Center, 12826 Laurel-Bowie Rd., Laurel. Free. 301-953-1993.

"OPTICAL COLORFEAST" -- Through Nov. 21. Painting by Lisa Green and T. H. Gomillion. Landover Dental Associates, Largo Town Center, 932 Largo Center Dr., Largo. Free. 301-322-8900.

"GETTING OUT THE VOTE: THE POLITICAL SCENE IN THE 1800s" -- Through Nov. 30. Political memorabilia of the era. Surratt House Museum, 9118 Brandywine Rd., Clinton. $3; seniors, $2; ages 5-18, $1. 301-868-1121.

"HORACE CAPRON AT 200: A FOUNDER'S LIFE" -- Through Dec. 31. Photographs, autobiography excerpts and other artifacts chronicle the life and times of Laurel's founder. The Laurel Museum, 817 Main St., Laurel. Free. 301-725-7975.

"SSS . . . WHEN THE IRON WAS HOT: AFRICAN AMERICAN IRONWORKERS IN LAUREL/MUIRKIRK 1730-1930" -- Through March 31. A celebration of the contribution of black ironworkers in Laurel. Montpelier Mansion, Route 197 and Muirkirk Road, Laurel. $3; seniors, $2, ages 5-18, $1. 301-953-1376.

"PLEASE BE SEATED" -- Ongoing. Nineteenth-century chairs, sofas, stools and benches from the museum's permanent collection. Riversdale House Museum, 4811 Riverdale Rd., Riverdale. $3; seniors, $2; children, $1. 301-864-0420.

"LIVING THE HEALTHY LIFE: SPORTS, HEALTH AND FITNESS IN THE NEW DEAL ERA" -- Ongoing. An examination of the evolution of health and fitness awareness during the 1930s and '40s. Greenbelt Museum, 15 Crescent Rd., Greenbelt. Free. 301-507-6582.

RADIO PREMIUMS -- Ongoing. Memorabilia related to radio serials of the 1930s, '40s and '50s, including "Radio Orphan Annie," "Buck Rogers in the 25th Century" and "Captain Midnight." Radio-Television Museum, 2608 Mitchellville Rd., Bowie. Free. 301-390-1020.

"THE FORGOTTEN WAR REMEMBERED: AMERICA AND THE KOREAN WAR" -- Ongoing. Includes 20 photographs documenting the war, from growing tension during the late 1940s through signing of the armistice in 1953. National Archives at College Park, 8601 Adelphi Rd. Free. 301-713-6800.

Miscellaneous

SALSA NIGHT -- 8 p.m.-midnight. Friday. Salsa dancing for ages 18 and older in celebration of Hispanic Heritage Month. Temple Hills Community Center, 5300 Temple Hill Rd., Temple Hills. $7. 301-894-6616.

MIDDLETON MANOR HAUNTED HOUSE -- 6 p.m.-11 p.m. Friday and Saturday. Annual haunted house produced by Tulip Gulch Productions for the 18th season. Prince George's Stadium, 4101 NE Crain Highway, Bowie. $12. 301-464-4880.

CRAB FEAST -- Noon-3 p.m. Sunday. Crab feast and showing of the Redskins game, for all ages. Seat Pleasant Activity Center, 5720 Addison Rd., Seat Pleasant. $18. 301-773-6685.

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