BRANDY STATION, VA.: 10 a.m. Saturday. Starting from the Graffiti House visitors center, a two-hour guided tour of the Brandy Station Battlefield. 19484 Brandy Rd. Fee charged. 540-547-4106.

ALEXANDRIA: 10 a.m. and 2 p.m. Saturday. At the Fort Ward Park and Historic Site, living history tours of the park. 4301 W. Braddock Rd. Free. 703-838-4848.

BALTIMORE: 10 a.m.-4:30 p.m. Saturday, 10 a.m.-3 p.m. Sunday. At Fort McHenry, living history encampment and demonstrations. Concerts at 11 a.m. and 3 p.m. Saturday. Fee charged. 410-962-4290.

MANASSAS: 5-7 p.m. July 22. At the Manassas Museum., opening of "Civil War Espionage" exhibit, running through Nov. 6. Fee charged. 703-368-1873.

MANASSAS: 10 a.m.-5 p.m. July 23, 10 a.m.-noon July 24. At the Manassas Museum, a Civil War weekend with cannon firing, signal flag demonstrations and drilling. Outdoor activities are free. 703-368-1873.

HARRISBURG, PA.: Noon-5 p.m. July 30 and 31. At the National Civil War Museum, a living history demonstration of Confederate infantry exercises. Fee charged. 717-260-1861.

SHARPSBURG, MD.: July 30 and 31. At Antietam National Battlefield, a Confederate infantry weekend, with weapons and tactics demonstrations at 11 a.m., 2 p.m. and 4 p.m. July 30 and at 11 a.m. and 2 p.m. July 31. Fee charged. 301-432-5124.

BOONSBORO, MD.: 11 a.m.-3 p.m. July 30, 11 a.m.-1 p.m. July 31. At the Washington Monument State Park (South Mountain), artillery and living history demonstrations. Free. 301-432-8065.

WASHINGTON: 11 a.m. July 31. Starting at the Andrew Jackson statue in Lafayette Park, a Lincoln assassination-themed walking tour of the city. Fee charged, but reservations not needed. 301-294-9514.