---

Ancient Landscapes of
Western North America

---

Sedona Through Time

---

---

Ancient Landscapes
of the Colorado Plateau

---

Carving Grand Canyon

---

Arizona Landforms

---

Images - Jack Dyking's 
Grand Canyon

Defining the Colorado Plateau

---

---

Canyon Country

---

Grand Canyon:
Monument to an
Ancient Earth 

---

Verde Valley:
A Geological History​

---