Photography exhibit, “Between the States: Photographs of the American Civil War,” on loan from the George Eastman House. 10 a.m.-5 p.m. daily, through Sunday. Manassas Museum, 9101 Prince William St., Manassas. $5; seniors and children, $4. 703-368-1873.
Numismatic exhibit, “Currency in Conflict,” on loan from the American Numismatic Association Money Museum, examines the role of financial transactions during the Civil War. 10 a.m.-5 p.m. daily, through Feb. 3. Manassas Museum, 9101 Prince William St., Manassas. $5; seniors and children, $4. 703-368-1873.
Photography exhibit, “Weapons Platoon: A Marine’s Life in Afghanistan,” images by Stephen Dupont, who was embedded with a Marine platoon in 2009. 9 a.m.-5 p.m. daily, National Museum of the Marine Corps, 18900 Jefferson Davis Hwy., Triangle. Free. 877-635-1775.
Art exhibit, “Holiday Happenings” watercolors, etchings, photography, digital painting, ribbon embroidery, fused glass, copper work, turned wood, pottery, eggshell carvings, jewelry and more. 11 a.m.-5 p.m. daily, through Monday. Artists’ Undertaking, 309 Mill St., Occoquan. Free. 703-494-0584.
Ballroom dancing,a rumba lesson, followed by dancing. 3:30-6 p.m., Candy Factory, Kellar Theater, 9419 Battle St., Manassas. Lesson and dance, $15; dance only, $10. 703-330-2787 or www.center-for-the-arts.org.
Student art exhibit,“Off the Wall #9,” the ninth annual Prince William County student exhibition; sponsored by Lockheed Martin. 10 a.m.-5 p.m. weekdays; 1-5 p.m. Saturdays, through Jan. 30. Center for the Arts, Caton Merchant Family Art Gallery, 9419 Battle St., Manassas. Free. 703-330-2787 or www.center-for-the-arts.org.
Lake Jackson/Mid-County Lions Club meeting,6:30 p.m., Hibachi Buffet and Sushi, 8121 Sudley Rd., Manassas. 703-791-5227.
Prince William Community Band, rehearsal, for musicians 19 and older, no auditions necessary. 7:30 p.m., Saunders Middle School, 13557 Spriggs Rd., Manassas. Free. 703-791-4119 or www.pwcb.org.
Children’s literature writers club,the recently formed group welcomes new members to share their writing, constructive criticism and encouragement. 7 p.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas. 703-792-4530.
English Conversation Club sessions, for new speakers of English to practice their skills. 11 a.m. and 7 p.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge. 703-792-4800.
Toastmasters Club open house, hosted by Lake Ridge Club 8913. 7:30 p.m., Tall Oaks Community Center, 12298 Cotton Mill Dr. Free meeting; $62 to join. 703-491-3020.
Civil War lecture, a presentation by Ed Sanders on “Cause and Effect: The Richmond Home Front in 1863.” 7 p.m., Old Manassas Courthouse, 9248 Lee Ave., Manassas. Free. 703-792-5546.
Dale City Civic Association meeting, 7:30 p.m., Birchdale Recreation Center, 14730 Birchdale Ave., Dale City. 703-670-3291.
Thomas Jefferson Toastmasters Club meeting, 7:30 p.m., Good Shepherd United Methodist Church, 14999 Birchdale Ave., Dale City. $66 to join. 703-590-2926.
Toastmasters International, a meeting of the Woodbridge Toastmasters Club. 7:30 p.m., Ebenezer Baptist Church, 13020 Telegraph Rd., Woodbridge. $39 to join. 703-731-2120.
Spanish chat, bring lunch and practice speaking Spanish. Noon-2 p.m., Central Community Library, 8601 Mathis Ave., Manassas. 703-361-8211.
Read to Rover, children 6-10 read to a registered therapy dog. 4 p.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge. 703-792-4800.
African American book group, participants discuss “Fatherhood: Rising to the Ultimate Challenge ” by Etan Thomas. 7 p.m., Potomac Community Library, 2201 Opitz Blvd., Woodbridge. Free. 703-494-8126.
Home buyer seminar, presented by real estate broker Bob Hummer. 10 a.m.-1 p.m., Strayer University, 13385 Minnieville Rd., Woodbridge. Free. 703-878-4866 or www.military-realestate.com.
Manassas farmers market, 10 a.m. Saturdays. 10 a.m. Saturdays, Loy E. Harris Pavilion, 9201 Center St., and 7:30 a.m.-1 p.m. Saturdays, Parking Lot B, West Street (next to the train station visitors center). 703-361-6599 or www.visitmanassas.org.
Woodbridge Dance Company, dancers perform “A Coffee House Concert Collection.” 7 p.m., Hylton Performing Arts Center, 10960 George Mason Cir., Manassas. $25. 703-993-7759.
Dallas Holm concert, the award-winning gospel singer performs. 6 p.m., St. Thomas United Methodist Church, 8899 Sudley Rd., Manassas. Free. 703-368-5161.
— Compiled by Sarah Lane