The Associated Artists of Butler County plans to open the annual Nature and Wildlife exhibit Sept. 20 at The Art Center, 344 S. Main St. An opening reception is set for 7 to 9 p.m. that day.

The exhibit will continue through Oct. 12.

Call 724-283-6922 or visit www.aabcartcenter.com.

The annual Butler Fall Festival is planned for 11 a.m. to 5 p.m. Sept. 21.The schedule includes:Courthouse StageJay Vonada Trio, 11 a.m. to 12:30 p.m.East Coast Turnaround, 1:15 to 2:45 p.m.Shift Change, 3:30 to 5 p.m.New Castle Street StageBlack Horse, 11 a.m. to 12:30 p.m.Zoo Band, 1:15 to 2:45 p.m.Dot Dot Dot She Loves Me Not, 3:30 to 5 p.m.

BRADY TWP — The Old Stone House will host a presentation by Civil War storyteller Steven Anderson at 11 a.m. Sept. 21.Anderson will present the program “Homegrown Heroes: Pennsylvania Communities in the Civil War.”Anderson, a storyteller and tour guide at the Gettysburg battlefield for the past 10 years, will tell stories about the role of Pennsylvania communities during the Civil War, including several stories about Butler County.Admission is free, but reservations are required and can be made by calling 724-738-4964 or e-mailing oldstonehouse@sru.edu.

CRANBERRY TWP — Comtra Theatre has announced its fall season.All shows are at 7:30 p.m. Fridays and Saturdays. The schedule is:“The Odd Couple,” Sept. 13 to 28.“God of Carnage,” Oct. 4 to 12.“Monty Python's Spamalot,” Oct. 18 to Nov. 9.“Deathtrap,” Nov. 15 to 30“Annie,” Dec. 6 to 21.Tickets are $12 for plays and $15 for musicals and available by calling the box office at 724-591-8727 or reserving online at www.comtraplayers.com.

PITTSBURGH — A fall gallery crawl will take place from 5:30 to 10 p.m. Sept. 27 at various locations throughout the Cultural District. The crawl showcases art exhibitions, live bands, dance, comedy and participatory activities. For information, visit www.TrustArts.org.