PAUL THOMAS SERIES
K-10 A. Wupatki Ruins
B. Wupatki Ruins and Amphitheater
C. Sink Hole and Citadel Ruin
D. Lomaki Ruin
E. Box Canyon Ruin and San Francisco Peaks
F. Earth Cracks
Island Trail at Walnut Canyon Walnut Canyon National Monument · 第 33 / 37 题