Wupatki Nat Mon Wukoki ruins (1616) Wupatki Nat Mon Wupatki ruins (1618) Wupatki Nat Mon Wupatki ruins (1620) Wupatki Nat Mon Wupatki blowhole (1621) Wupatki Nat Mon Wupatki blowhole (1622) Wupatki Nat Mon Wupatki ruins (1625) Wupatki Nat Mon Wupatki New Deal? (1626) Wupatki Nat Mon Wupatki New Deal? (1629) Wupatki Nat Mon Citadel ruins (1630) Wupatki Nat Mon Citadel ruins (1633) Wupatki Nat Mon Citadel ruins (1634) Wupatki Nat Mon Citadel ruins (1635) Wupatki Nat Mon & Kachina Peaks (1636) Cameron Trading Post AZ (1637) Cameron Trading Post AZ (1641) Cameron suspension bridge AZ (1638) Cameron suspension bridge AZ (1640) Blanding high school UT (1642) Hovenweep National Monument (1649) Hovenweep National Monument (1647) Hovenweep National Monument (1651) Hovenweep National Monument (1654) Hovenweep National Monument (1656) Wupatki Nat Mon Wukoki ruins (1611) Wupatki Nat Mon Wukoki ruins (1610) Wupatki Nat Mon Wukoki ruins (1609) Wupatki Nat Mon Wukoki ruins (1608) Wupatki Nat Mon Wukoki ruins (1604) Sunset Crater Natl Park (1600) Sunset Crater Natl Park (1599) Sunset Crater Natl Park (1597) Flagstaff Federal building WPA (1596) Walnut Canyon National Monument (1593) Walnut Canyon National Monument (1592) Walnut Canyon National Monument cliff dwellings (1… Walnut Canyon National Monument cliff dwellings (1… Walnut Canyon National Monument New Deal (1583) Walnut Canyon National Monument cliff dwellings (1… Walnut Canyon National Monument degradation (1576) Walnut Canyon National Monument cliff dwellings (1… Walnut Canyon National Monument cliff dwellings (1… Walnut Canyon National Monument cliff dwellings (1… Walnut Canyon National Monument cliff dwellings (1… Walnut Canyon National Monument cliff dwellings (1… Walnut Canyon National Monument cliff dwellings (1…