Jennings Environmental Education Center, Route 528 near the intersection of Routes 8 and 173, will feature "Black Cats and Witches' Hats" at 7 p.m. Oct. 31 Join the Jennings staff for a look at the myths and realities of Halloween and journey into the forest by night. Jennings is open from 8 a.m. to 4 p.m. weekdays and on weekends as scheduled. The trails are open daily from sunrise to sunset. Call 724-794-6011 to confirm programs.

Venture Outdoors North will host a local legends and landmarks hike Saturday at Snyder Cemetery near Moraine State Park. Visit www.ventureoutdoors.org.