C&O Canal Days
Boats, artisans, music and crafters recalling C&O Canal heritage. Saturday and Sunday. Various locations throughout Williamsport. Call 301-223-7711 or go to www.williamsportmd.gov/canal_days.html.
Simple Transport 5
Air-cooled Volkswagen automobile and custom, classic and vintage BMX bicycle show. Saturday, 8 a.m. to 3 p.m. Fairgrounds Park, 351 N. Cleveland Ave., Hagerstown. $10 per vehicle including driver; free entry for all air-cooled commercial vehicles; $10 vintage motorcycle pre-1985; $3, bicycle; $2, spectators; free for ages 12 and younger. Call 240-675-7976, send an email to firstname.lastname@example.org or go to www.simple-transport.com.
French and Indian War Muster
Highlights include 18th-century living history demonstrations and battle re-enactments. Saturday, 10 a.m. to 4 p.m.; Sunday, 10 a.m. to 3 p.m. Fort Frederick State Park, 11100 Fort Frederick Road, Big Pool. $3 per vehicle for Maryland residents; $5 per vehicle for nonresidents. Call 301-842-2155.