(Pennsylvania)
Jennings Environmental Education Center is a 300-acre (121 ha) Pennsylvania state park in Brady Township, Butler County, Pennsylvania in the United States. It is 12 miles (19 km) north of Butler at the intersection of Pennsylvania Route 8 and Pennsylvania Route 528. The center contains a relict prairie of 20 acres (8.1 ha), the only publicly protected prairie ecosystem in Pennsylvania. Big Run, a tributary of Slippery Rock Creek, flows through Jennings Environmental Education Center, and it shares a border with Moraine State Park to the south. (Ref: https://en.wikipedia.org/wiki/Jennings_Environmental_Education_Center)