Andrea Heim, farm manager at Spice Acres, grooms a Mangalitsa breeding sow named Curletta in Cuyahoga Valley National Park in Ohio on June 3, 2016. Spice Acres is part of the National Park Service's Countryside Initiative to preserve farmland in Cuyahoga Valley through sustainable practices.

Cuyahoga Valley National Park: Turning back the clock in the Cuyahoga Valley

By Daniel Moore / Pittsburgh Post-Gazette

Where a river caught fire 50 years ago, Cuyahoga Valley is a pastoral patch of wilderness abutting Northeastern Ohio’s urban sprawl.