The eroded Ozarks Plateau upon which all this rests is hundreds of millions of years old. Walk ten feet into the trees and you’re part of prehistory. The woods resonate with that ancient animism.

Activities include a bird walk along Sinking Stream and Van Winkle trails from 8 to 9 a.m. Bird banding and releasing by trained ornithologists is from 9 to 10:45 a.m. A bird walk on the Ozark ...