Navajo National Monument 1680a Navajo National Monument 1677a Black Mesa and Lake Powell Railroad: Navajo Coal 1… Black Mesa and Lake Powell Railroad: Navajo Coal 1… Black Mesa and Lake Powell Railroad: Navajo Coal 1… Black Mesa and Lake Powell Railroad 1691a Black Mesa and Lake Powell Railroad 1692a Black Mesa and Lake Powell Railroad 1693a Black Mesa and Lake Powell Railroad 1694a Arizona Winter Sunset 1695a Utah Hatch Trading Post 1696a Hovenweep National Monument (1700) Bluff UT 1719a Moki Dugway 1720a Moki Dugway 1722a Moki Dugway 1724a Wilson Arch 1727a Dewey Bridge, UT-128 133_1775a Colorado River, UT-128 1793a Dewey Bridge, UT-128 1770a Moab Uranium Tailings 1798a Moab Uranium Tailings 1799a Moab Petroglyphs, Potash Rd. 1803a Navajo National Monument 1676a Navajo National Monument 1683a Navajo National Monument (1682) Navajo National Monument 1673a Cameron, AZ Suspension Bridge (1672) Cameron, AZ Suspension Bridge 1669a Cameron, AZ Suspension Bridge 1669aa Cameron, AZ Suspension Bridge 1671a Cameron, AZ Suspension Bridge 1670a Cameron, AZ Suspension Bridge 1666a Cameron, AZ Suspension Bridge 1665a Cameron, AZ Suspension Bridge 1664a Cameron, AZ Suspension Bridge 1663a Cameron, AZ Suspension Bridge 1662a Wupatki National Monument 1659a Wupatki National Monument 1658a Wupatki National Monument 1657a Wupatki National Monument 1656a Wupatki National Monument 1655a Wupatki National Monument 1653a Wupatki National Monument 1652a Wupatki National Monument 1651a