Maridon Museum, 322 N. McKean St., is open from 11 a.m. to 4 p.m. Wednesdays through Saturdays and by appointment only Sundays, Mondays and Tuesdays. Admission is $4 for adults, $3 for senior citizens and students, and free for children younger than 8. Children must be accompanied by an adult. Tours are led by trained docents and are available with advance notice. The museum also has a gift shop specializing in objects relating to China and Japan. Call 724-282-0123 or visit www.maridon.org.

Saxonburg Area Artists Co-Op, 215 Main St., rear, in Saxonburg, has summer gallery hours of 6 to 9 p.m. Tuesdays, 1 to 9 p.m. Fridays and 10 a.m. to 8 p.m. Saturdays. Other times are by appointment. Call 412-260-5779, 724-352-1759 or 412-849-4648.

<B>Hoyt Institute of Fine Arts</B>, 124 E. Leasure Ave., New Castle, presents “Robert Blair: Paintings and Drawings” through Sept. 24. Some 52 rarely seen paintings and drawings provide a glimpse into Blair's experience as a paratrooper in the 17th and 82nd Airborne Divisions during World War II and his post-war life. A public reception will be held from 6 to 8 p.m. Saturday. Admission is free and refreshments will be served. Regular gallery admission is free and hours are 11 a.m. to 8 p.m. Tuesdays and Thursdays and 11 a.m. to 4 p.m. Wednesdays, Fridays and Saturdays. Call 724-652-2882 or visit www.hoytartcenter.

<B>Silver Eye Center for Photography</B>, 1015 E. Carson St., hosts “Keystone.1, The First Pennsylvania Photography Biennial” featuring 16 statewide artists who work in contemporary photography, through Aug. 27. Hours are noon to 6 p.m. Tuesdays through Saturdays. Admission is free. Call 412-431-1810 or visit www.silvereye.org.<B>Carnegie Museum of Art</B>, 4400 Forbes Ave., hosts the Pittsburgh Biennial through Sept. 18, featuring artwork exploring the broad themes of “labor” and “work.” Museum hours are 10 a.m. to 5 p.m. Tuesdays through Saturdays, with additional hours until 8 p.m. Thursdays, and noon to 5 p.m. Sundays. Added hours of 10 a.m. to 5 p.m. Mondays are offered through Labor Day. Admission, which includes the Carnegie Museum of Natural History, is $15 for adults, $12 for senior citizens age 65 and older, and $11 for students with ID and children age 3 to 18, and free for members and children younger than 3. Call 412-622-3131 or visit the website, www.cmoa.org.<B>Society for Contemporary Craft</B>, 2100 Smallman St., features “Bridge 11: Lia Cook, Mariko Kusumoto, Anne Drew Potter” through Oct. 22. The exhibit features textiles, small metals and ceramics. Hours are 10 a.m. to 5 p.m. Mondays through Saturdays. Call 412-261-7003.