The Associated Artists of Butler County group presents artwork by Kristy Dubinsky and Quinn Hulings through Jan. 31. Gallery hours are noon to 6 p.m. Wednesdays through Fridays and noon to 4 p.m. Saturdays. Admission is free. Call 724-283-6922 or visit www.aabcArtCenter.com.

Maridon Museum will mark its 10th anniversary in 2014, starting with a Year of the Horse celebration Feb. 15 at the Butler Country Club. A cash bar will open at 5:30 p.m. followed by hors d'oeuvres at 6 p.m. and dinner at 7 p.m. Entertainment will be provided by the Butler Strolling Strings. Music for dancing will follow dinner. A silent auction of selected items from Mary Hulton Phillips' estate is planned. Cost is $125 per person. This event is black tie optional. The Maridon at 322 N. McKean St. is open from 11 a.m. to 4 p.m. Wednesdays through Saturdays. Admission is $4 for adults, $3 for senior citizens and students, and free for children younger than 8. Guided tours are available with advance notice for no extra charge. Call 724-282-0123 or visit maridon.org.

Saxonburg Area Artists Cooperative, 215 Main St. rear, Saxonburg, presents its holiday sale and show through Jan. 30. Admission is free. Gallery hours are noon to 8 p.m. Fridays and 10 a.m. to 8 p.m. Saturdays. Call 412-260-5779.

An exhibit “Arena: Remembering the Igloo” will open Friday and continue through March 2 at the 707 Penn Gallery at 707 Penn Ave., featuring the photography of David Aschkenas. An opening reception will take place from 5:30 to 8 p.m. Friday. The former Civic Arena is the focus of the exhibit. Gallery hours are 11 a.m. to 6 p.m. Wednesdays and Thursdays; 11 a.m. to 8 p.m. Fridays and Saturdays and 11 a.m. to 5 p.m. Sundays. Admission is free. Visit www.TrustArts.org.Carnegie Museum of Art, 4400 Forbes Ave., has new hours of 10 a.m. to 5 p.m. Mondays and Wednesdays through Saturdays and noon to 5 p.m. Sundays with extended hours until 8 p.m. Thursdays. Closed now Tuesdays instead of Mondays. Admission is $17.95 for adults, $14.95 for senior citizens, $11.95 for children ages 3 to 18, and free for children younger than 3. Admission after 4 p.m. on Thursdays is discounted. Call 412-622-3131 or visit www.cmoa.org. The Carnegie International continues through March 16.