Concerts

TERI S. -- 7 p.m. Thursday. Rhythm and blues. Watkins Regional Park, 301 Watkins Park Dr., Upper Marlboro. Free. 301-218-6700.

JERICHO BRIDGE -- 2 p.m. Saturday. Bluegrass. Town Green Park, Ninth St. and Rte. 564, Bowie. Free. 301-809-3078.

"JAZZ UNDER THE STARS" -- 7:30 p.m. Saturday. Outdoor performance featuring the Magic Ray Jazz group and the John Guernsey Trio. Roosevelt Center, Southway and Crescent Roads, Greenbelt. Free. 301-474-5642.

For Children

FLAG FOOTBALL -- 7 p.m. Friday. Game open to ages 10-16. Palmer Park Community Center, 7720 Barlowe Rd., Landover. Free. 301-773-5665.

"HENRY HIDES" -- 11 a.m. Saturday. Mount Rainier Puppet Theater performs a show about how animals use camouflage to defend themselves. Mount Rainier Nature/Recreation Center, 4701 31st Place, Mount Rainier. Free. Reservations, 301-927-2163.

BIKE RODEO -- Noon to 2 p.m. Saturday. Children ages 5-7 can ride an obstacle course and meet members of the Park Police; participants must bring their own bikes and helmets. Glassmanor Community Center, 1101 Marcy Ave., Oxon Hill. Free. 301-567-6033.

Theater

"STAGE DOOR" -- 8 p.m. Saturday; 2 p.m. Sunday. Summer youth theater production of the play by George S. Kaufman and Edna Ferber. Laurel Mill Playhouse, 508 Main Street, Laurel. $12.50; children and seniors, $10. 301-617-9906.

Lectures and Literature

CHERYL ROBINSON -- 5 p.m. Saturday. Discussion with the author of "A Forgotten Negro League Star: a Personal Look at Al Burrows." Karibu Books, Bowie Town Center, 15624 Emerald Way, Bowie. Free. 301-352-4110.

Sports and Recreation

EVENING HIKE -- 7 p.m. Friday. Participants 6 and older observe nocturnal animals. Clearwater Nature Center, 11000 Thrift Rd., Clinton. $2. Reservations, 301-297-4575.

BACK-TO-SCHOOL SPLASH -- 7-9 p.m. Friday. Open swim for participants 18 and older. Swimmers 17 and younger must be accompanied by an adult. Glenarden/Theresa Banks Complex Pool, 8615-A McLain Av., Glenarden. Children and seniors, $5; adults, $6. 301-772-5515.

BIRDING HIKE -- 8 a.m. Saturday. A park naturalist leads a hike to observe woodland and water birds along the Anacostia River; binoculars provided. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. $3. 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.

DEEP-WATER WALKING -- 7-8:30 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.

ANACOSTIA RIVER BOAT TOURS -- Noon. Tuesdays, Thursdays and Saturdays; 7 p.m. Sundays. Guided 45-minute pontoon tours to observe birds and other wildlife. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. Free. 301-779-0371.

ANACOSTIA RIVER CANOE TOUR -- 6-8 p.m. Wednesday. A park naturalist leads a wildlife-observation tour; canoes, paddles and life jackets provided. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. Canoe, $12. Reservations, 301-779-0371.

Exhibitions

"NORMANDY PORTRAITS" -- Through Saturday. Photographs and personal histories commemorate the 60th anniversary of the Normandy invasion. Montpelier Cultural Arts Center, 12826 Laurel-Bowie Rd., Laurel. Free. 301-953-1993.

"THROUGH A PINHOLE, CLEARLY" -- Through Aug. 28. Group exhibition by photographers exploring the possibilities of pinhole cameras. Main Gallery, Harmony Hall Regional Center, 10701 Livingston Rd., Fort Washington. Free. 301-203-6070.

"THIS FAIR LADY: THE LIFE OF LETTICE LEE" -- Through Sept. 26. Artifacts from the life of Lettice Lee, resident of the historic Darnall's Chance home from 1748 to 1776. Darnall's Chance House Museum, 14800 Gov. Oden Bowie Dr., Upper Marlboro. $3, seniors $2, ages 5-18 $1. 301-952-8010.

"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 LAUREL FOUNDER'S LIFE" -- Through Dec. 31. Photographs, autobiography excerpts and other artifacts chronicle the life and times of the city'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. Exhibition celebrating the contributions 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. Exhibition traces 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

MARYLAND STATE QUARTER HORSE SHOW -- 8 a.m. to 6 p.m. Thursday through Sunday. Equestrian exhibition features English and Western events. The Show Place Arena, 14900 Pennsylvania Ave., Upper Marlboro. Free. 301-952-7999.

HAND DANCE SOCIAL -- 9 p.m.-1 a.m. Friday. Open to participants 21 and older. Temple Hills Community Center, 5300 Temple Hill Rd., Temple Hills. $7. 301-894-6616.

FAMILY BINGO -- 3 p.m. Sunday. Open to participants of all ages. Langley Park Community Center, 1500 Merrimac Dr., Hyattsville. Reservations, 301-445-4508.

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