COUNTY

The Butler Art Center, 344 S. Main St., presents the 11th Art of Horror show through Nov. 18 in the Underground Gallery. The annual Christmas Art Show and Sale will run Nov. 16 to Dec. 30,with the reception Nov. 18. Gallery hours are 10 a.m. to 4 p.m. Wednesdays, Thursdays and Fridays and noon to 4 p.m. Saturdays. Call 724-283-6922 or visit butlerartcenter.org.

PITTSBURGH

Carnegie Museum of Art, 4400 Forbes Ave., presents “Strength in Numbers: Photography in Groups” through Feb. 6. Admission is $19.95 for adults, $14.95 for senior citizens, and $11.95 for children 3 to 18. Visit www.cmoa.org.