COUNTY

Harmony Museum, 218 Mercer St., offers tours from 1 to 4 p.m. daily, except when the museum is closed Mondays. Admission is $7 for adults, $6 for senior citizens, and $3 for youths 6 to 17. Call 724-452-7341.

PITTSBURGH

Fort Pitt Museum, Point State Park, presents “From Maps to Mermaids: Carved Powder Horns in Early America.” Admission is $7 for adults, $6 for senior citizens, $4 for retired and active military. Hours are 10 a.m. to 5 p.m. daily. Visit www.heinzhistorycenter.org.

Heinz History Center, 1212 Smallman St., hosts 50 new works of art by members of the Pittsburgh Society of Illustrators in the new exhibition, “Art of Facts/Uncovering Pittsburgh Stories.” “#Pixburgh: A Photographic Experience” runs through Aug. 20. Hours are 10 a.m. to 5 p.m. daily. Admission is $16 for adults, $14 for senior citizens, and $6.50 for children 6 to 17. Visit www.heinzhistorycenter.org.

National Aviary, 700 Arch St., is open daily from 10 a.m. to 5 p.m. Admission is $14 for adults and $13 for senior citizens and children 2 to 12. Visit www.aviary.org.

Children’s Museum, Allegheny Square, hosts “Hands-On Harley-Davidson” through Sept. 10. Hours are 10 a.m. to 5 p.m. daily. Admission is $16 for adults and $14 for children 2 to 18 and senior citizens. Visit www.pittsburghkids.org.

Carnegie Museum of Natural History, 4400 Forbes Ave., presents “The Power of Poison” exhibition through Sept. 4. Admission is $19.95 for adults, $14.95 for senior citizens, and $11.95 for children 3 to 18. Visit www.carnegiemnh.org.