Harmony Museum on Mercer Street in Harmony offers tours from 1 to 4 p.m. daily except Mondays. Reservations are suggested for weekends and required for groups. Call 724-452-7341 or 888-821-4822; visit www.harmonymuseum.org.region

Fort Ligonier, Route 30 in Ligonier, will be the site of a detachment of the 60th Regiment — Royal Americans on Saturday and Sunday. The group will conduct drills and living history activities. Admission is $8 for adults, $7 for senior citizens, $5 children ages 6 to 14 and free for children 5 and younger. The fort is open regularly from 10 a.m. to 4:30 p.m. Mondays through Saturdays and noon to 4:30 p.m. Sundays through Nov. 15. Call 724-238-9701.

<B>Fort Pitt Museum</B> in Point State Park examines the rifleman’s material culture, lifestyle and place in American history as part of the exhibition, “The American Frontier Rifleman: Tall Tales & Truth,” through Oct. 30. Admission is $5. Visit www.heinzhistorycenter.org.<B>Phipps Conservatory and Botanical Gardens</B> presents the “Summer Flower Show: Living Harmoniously with Nature” through Sept. 27. The conservatory at One Schenley Park is open daily from 9:30 a.m. to 5 p.m. with extended hours until 10 p.m. Fridays. Admission is $12 for adults; $11 for senior citizens age 62 and older and students with valid ID; $9 for children ages 2 to 18; and free for children younger than 2. Call 412-622-6914; visit www.phipps.conservatory.org.<B>Heinz History Center</B>, 1212 Smallman St., opens “Stars and Stripes: An American Story” on Sept. 10. The center is open daily from 10 a.m. to 5 p.m. Admission is $10 for adults, $9 for senior citizens age 62 and older, $5 for students with ID and for children ages 4 to 17, and free for children 3 and younger. Call 412-454-6000 or visit www.heinzhistorycenter.org.<B>National Aviary</B>, 700 Arch St., hosts a full day of activities to mark Saturday as International Vulture Awareness Day, including a trainer-led feeding in the outdoor Andean condor exhibit, talks, a condor wingspan display, a vulture biofact table, and a scavenger fact hunt with prizes. Activities are free with aviary admission, which is $13 for adults, $12 for senior citizens, $11 for children ages 2 to 12, and free for children younger than 2. Aviary hours are 10 a.m. to 5 p.m. daily. Call 412-323-7235 or visit the website www.aviary.org.<B>Children’s Museum</B>, 10 Children’s Way, Allegheny Square, presents “Dora the Explorer Live! Dora’s Pirate Adventure” through Sunday. Museum hours are 10 a.m. to 5 p.m. Mondays to Saturdays and noon to 5 p.m. Sundays. Admission is $12 for adults, $11 for children ages 2 to 18 and senior citizens, and free for children younger than 2. Parking is $5 for nonmembers;. Call 412-322-5058 or visit www.pittsburghkids.org.<B>Carnegie Science Center,</B> North Side, will be open Monday, Labor Day, but will be closed Tuesday for an all-staff retreat. The center also will be closed during home Steelers games. Hours are 10 a.m. to 7 p.m. Saturdays and 10 a.m. to 5 p.m. Sundays through Fridays. Admission is $17.95 for adults and $9.95 for children ages 3 to 12. Omnimax films are extra. Call 412-237-3400 or visit www.carnegiesciencecenter.org.