Flea Market. 8 a.m.-4 p.m., at the VRE Commuter Rail Parking Lot, 6900 Hechinger Drive, Springfield. Sponsored by Springfield-Franconia Lions Club. Vendor fee $20 per parking space. Proceeds benefit local charities. 703-569-3074 or http://sfhostlions.org/fleamkt.html.
Haley Cemetery Cleanup. 9 a.m.-2 p.m., at Haley Family Cemetery, 4422 San Carlos Drive, Fairfax. Dress appropriately for possible exposure to poison ivy, heat and bugs. Parking limited to street parking only. 703-321-2824 or firstname.lastname@example.org.
Master Gardeners. 10 a.m., at the City of Fairfax Library, 10360 North St., Fairfax. Horticultural tips, information, techniques and advice to home gardeners. 703-293-6227.
150th Anniversary Civil War Evacuation Reenactment. 10 a.m.-5 p.m., at the Fairfax Station Railroad Museum. 11200 Fairfax Station Road in Fairfax Station. Museum fee $5 adults, $1 age 5-10, under 5 free. 703-425-9225 or www.fairfax-station.org.
Butterfly Tagging Program. 2 p.m. and 3:30 p.m., at Hidden Oaks Nature Center, 7701 Royce St., Annandale. Meet monarch caterpillars and butterflies at the Monarch tagging and waystation gardening program. Learning about the butterfly’s metamorphosis and preparations for autumn travel. 703-941-1065 or www.fairfaxcounty.gov/parks/parktakes.
GMU Student BBQ. 12:30-2:30 p.m., in the Veteran’s Amphitheater at City Hall, Fairfax Campus, 10455 Armstrong St., Fairfax. The City of Fairfax welcomes new students to George Mason University with free food from local area restaurants, music, giveaways and plenty of locals to welcome students to their new city. www.welcomeweek.gmu.edu.
Historical Presentations at Clifton Caboose. 5:30 p.m., at the Clifton Caboose Plaza, 7145 Main St., Clifton. Historical presentations and speakers; refreshments provided. 703-988-0685 or email@example.com.
Summer Dance Party! 6:30 p.m., at Burke United Methodist Church, 6200 Burke Centre Pkwy. A free dance party for preschool and elementary children and their families. 703-250-6100 or www.burkeumc.org.
Alexandria Kleztet. 7 p.m., at the Workhouse Arts Center, 9601 Ox Road, Lorton. Jazz/Jewish. 703-324-7469 or www.fairfaxcounty.gov/parks/performances.
150th Anniversary Civil War Evacuation Reenactment. 10 a.m.-5 p.m., at the Fairfax Station Railroad Museum, 11200 Fairfax Station Road, Fairfax Station. Museum fee $5 adults, $1 age 5-10, under 5 free. 703-425-9225 or www.fairfax-station.org.
Golden Reunion. 4-7 p.m., at the Ernst Cultural Center, Northern Virginia Community College, 8333 Little River Turnpike, Annandale. Celebrate achievements of adult learners and commitment of volunteers. firstname.lastname@example.org.
Music on the Lawn. 6-8 p.m., at Burke Presbyterian Church, 5690 Oak Leather Drive, Burke. A family-friendly community event; Over Under, Down Yonder plays. Bring a dinner, blanket or chairs and picnic on the lawn—there will also be activities for children. 703-764-0456 or www.BurkePresChurch.org.
Second Manassas Commemorative Talk. 7 p.m., at Clifton Presbyterian Church, 12748 Richards Lane, Clifton. Civil War historian John Hennessy lectures about The Battle of Second Manassas; refreshments provided. 703-988-0685 or email@example.com.
Make Something Mondays! 10 a.m., at Burke United Methodist Church, 6200 Burke Centre Pkwy. A free craft for preschoolers, elementary students and parents. 703-250-6100 or www.burkeumc.org.
Legacy for Fairfax Charity Golf Tournament. 8 a.m., at the Fairfax Army Navy Country Club, Old Lee Highway, Fairfax. Sponsored by City of Fairfax Parks and Recreation. Register at 703-385-7858 or www.legacyforfairfax.org.
Your Life Story Seminar. Noon-2 p.m., at the Green Acres Senior Center, 4401 Sideburn Road, Fairfax. A seminar on the best methods of preserving your life story for your loved ones; learn how to write your own memoir or how to have your memoir written for you. 571-275-6711 or www.Memoir-YourLifeStory.com.
Tuesday Night Book Group. 7 p.m., at the Burke Centre Library, 5935 Freds Oak Road, Burke. Read Outliers by Malcolm Gladwell and join for discussion. Age 15-18. 703-249-1520.
Presidential Biography Book Discussion. 7:30 p.m., at Burke Centre Library, 5935 Freds Oak Road, Burke. Read any biography of 8th U.S. President, Martin Van Buren and come and discuss. Adults. 703-249-1520.
Activist Group. 7-9 p.m., at Oakton Library, 10304 Lynnhaven Place, Oakton. The Sierra Club/Great Falls welcomes all to learn about the Dominion Virginia Power Coal to Clean Energy Campaign and planning to bring offshore wind and solar energy to Virginia. Pizza and drinks provided. 703-506-4310.
Slightly Something. 7:30 p.m., at Grist Mill Park, 4710 Mount Vernon Memorial Highway, Alexandria. Come enjoy pop music. 703-324-7469 or www.fairfaxcounty.gov/parks/performances.
Alte Kameraden "AUG-toberfest" Concert. 7:30 p.m., at Lake Accotink Park, Springfield. Enjoy a German band outdoor concert. www.fairfaxband.org.
150th anniversary of the Battle of Ox Hill Commemoration. 10 a.m.-5 p.m., at the Ox Hill Battlefield Park, 4134 West Ox Road, Fairfax. Civil War re-enactors make artillery and infantry demonstrations; a souvenir craft available for children. www.fairfaxcounty.gov/parks/oxhill.
Public Reception: Han-Mee Artists, Blurring Boundaries. 5-7 p.m. Workhouse Arts Center, 9601 Ox Road, Lorton. The Korean American Artists Association of Greater Washington, DC, an organization for artists of Korean heritage. Exhibit open Aug. 31-Sept. 23. www.workhousearts.org.