Moraine State Park, Muddy Creek Township, will be the site of an historic oil well operation from 10 a.m. to 4 p.m. Saturday. The central powerhouse site is beyond the Forestry & Regional office building on Park Road (Old Route 422) off Route 528. Call 724-368-8811 or visit the website www.dcnr.state.pa.us/list.asp.

Venture Outdoors North hosts a beginner paddle from 9 to 11:30 a.m. Saturday and a spring birding hike from 9 a.m. to noon Sunday, both at Moraine State Park. Visit www.ventureoutdoors.org.

<B>McConnells Mill State Park</B> in Slippery Rock Township will be the site the ultimate wildflower hike from 1 to 4 p.m. May 21, departing from the Point parking lot. Take water, snacks and sturdy shoes. Call 724-368-3612.<B>Allegheny RiverStone Center for the Arts </B>hosts a dogwood tour spring fundraiser from 9 a.m. to 3 p.m. Sunday. Fee is $10 per car at the gate. Call 412-867-1816. Horse drawn carriage rides will be available. For reservations and cost, call 814-498-2557.