Mount Stuart from the Summit of Koppen Mountain, Okanogan-Wenatchee National Forest, Cascade Range, Washington Stock Image - Image of alpine, okanogan: 95590741
Koppen Mountain Lookout Site
11 imágenes de Koppen mountain - Imágenes, fotos y vectores de stock | Shutterstock
Koppen Mountain - Washington | peakery
Koppen mountain hi-res stock photography and images - Alamy