Zumwalt Cooperation - Cattle and birds co-exist in harmony on the largest native prairie in the Northwest. In a rare partnership, conservationists emncourage grazing cattle because the cows inprove the land and live well with wildlife. Nature Sound Recording - John Hartog is a nature sound recordist who heads into the countryside (Sauvie Island and Hart Mountain Antelope Refuge) with a microphone and a recording deck to capture the natural sounds of wild Oregon. These audio snapshots in time tell us something about the place we live, and the wildlife that share it with us. Silver Falls State Park - Silver Falls is the most popular state park in Oregon. But did you know that 80 years ago a town sat there, the area was full of stumps and the biggest waterfall was a daredevil's playground? We look back at the park's history and the single-minded photographer determined to protect it for everyone to enjoy.