Butterflies, vultures and macroinvertebrates will be highlighted during free Labor Day weekend activities at Keystone State Park in Derry Township. Advance registration is not required for these family-friendly programs, led by park naturalist Jean H. Keene. Friday On Friday, from 4 to 6 p.m., Keene will lead a hike to
Duquesne Light grant helps complete Pitcher Park Rain Garden in Carnegie triblive.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from triblive.com Daily Mail and Mail on Sunday newspapers.