Civil War Weekend

The Manassas Museum commemorates the 144th anniversary of the Battle of First Manassas throughout the weekend with a military encampment, rifle firing demonstrations, drilling, campfire cooking, cannon firing, cavalry demonstrations, living history performances and activities for children. 5-7 p.m. tomorrow, 10 a.m.-5 p.m. Saturday and 10 a.m.-2 p.m. Sunday, on the grounds of the museum, 9101 Prince William St., Manassas. Free. 703-368-1873 or www.manassasmuseum.org. The Ben Lomond Historic Site will present a program dedicated to the life and times of soldiers during the Civil War. 7 tonight, Ben Lomond Historic Site, 10311 Sudley Manor Dr., Manassas. $3; includes tours of the Ben Lomond house. 703-367-7872.

The Beat of the Bayou

The zydeco band AAAEEEE performs. 7-10 p.m. Saturday, Loy E. Harris Pavilion, West and Center streets, Old Town Manassas. Free. 703-361-9800 or www.harrispavilion.com.

'Of Mice and Men'

Vpstart Crow Productions presents John Steinbeck's story about two lonely and alienated farm laborers who drift from job to job in Depression-era California in search of a place to call home. 8 p.m. Fridays and Saturdays, through July 30, 2 p.m. Sundays, through July 31, Cramer Center, 9008 Center St., Manassas. $20; students and senior citizens, $15. 703-365-8350, www.cramercenter.com.

Members of the Black Horse Cavalry demonstrate a charge with sabers at a Battle of First Manassas reenactment.