REGION

Red Brick Gallery, 17 Main St., Foxburg, presents an exhibit by Jason Floyd Lewis and Mark DeWalt through Oct. 2. Gallery hours are 1 to 5 p.m. Fridays, 11 a.m. to 7 p.m. Saturdays and noon to 4 p.m. Sundays. Call 724-659-0003 or visit alleghenyriverstone.org.

PITTSBURGH

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