The Art Center, 344 S. Main St., hosts the annual Holiday Show and Sale through Friday. Exhibited in the Members' Gallery is artwork by Donna McClellan. Regular hours are noon to 6 p.m. Wednesdays and Thursdays, noon to 3 and 6 to 9 p.m. Fridays and noon to 4 p.m. Saturdays. Admission is free. Call 724-283-6922 or visit www.theartcenterbutlerpa.org.

<B>"In the Making: 250 Years/250 Artists"</B> is showing through Jan. 10 at Fe Arts Gallery, 4102 Butler St. in the Lawrenceville section of Pittsburgh. Admission is free. This salon-style exhibition celebrates Pittsburgh's 250th birthday by featuring the work of 250 southwestern Pennsylvania artists from 14 counties. Representing Butler County are Debbie Kuminkoski, Akiko Kotani and Rhoda Taylor. Painting, drawing, photography, sculpture, glass, jewelry and fiber arts will be showcased, as well as work in less conventional mediums. Gallery hours are noon to 4 p.m. Wednesdays through Saturdays, and some hours on holidays. Call 412-860-6028.<B>North Hills Art Center</B>, 3432 Babcock Blvd. in Ross Township, is hosting the Student and Instructor Art Show and Holiday Shop and Show through Jan. 8. Admission and parking are free. Regular gallery hours are 11 a.m. to 4 p.m. Mondays through Fridays. Call 412-364-3622 or visit the Web site, www.northhillsartcenter.com.<B>Silver Eye Center for Photography</B>, 1015 E. Carson St., presents "A Map of Latin American Dreams," featuring 18 black-and-white portraits by Fellowship 2008 award recipient Martin Weber. through March 7. Weber's social documentary photographs use the words and handwriting on blackboards to portray individuals as anchored to their own narratives. Also, 10 honorable mention photographers are exhibiting one piece each. Regular gallery hours are noon to 6 p.m. Wednesdays, Thursdays and Fridays and 11 a.m. to 5 p.m. Saturdays. Call 412-431-1810. Admission is free. Call 412-431-1810.<B>Carnegie Museum of Art</B>, 4400 Forbes Ave., is showing the architectural etchings and engravings of "Giovanni Battista Piranesi: Architecture and the Spaces of the Imagination" through Feb. 15. Continuing are "Worlds Away: New Suburban Landscapes" through Jan. 18, and "Life on Mars, the 2008 Carnegie International," through Jan. 11. 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. Closed major holidays. Admission is $15 for adults, $12 for senior citizens, and $11 for students and children age 3 and older, and free for members and children younger than 3. Call 412-622-3131 or see www.cmoa.org.<B>Pittsburgh Glass Center</B>, 5472 Penn Ave., is closed through Monday. Exhibited is Susan Taylor Glasgow's show "Absence of Body," through Jan. 9. Gallery hours are 10 a.m. to 4 p.m. Fridays, Saturdays and Sundays; and 10 a.m. to 7 p.m. Tuesdays, Wednesdays and Thursdays. Call 412-365-2145.