Train moving on track passing through river, Colorado, USA

Train moving on track passing through landscape, Colorado, USA

River flowing through forest, Mount Zirkel Wilderness, Routt National Forest, Colorado, USA

Train moving on track passing through landscape, Silverton, Durango, La Plata County, Colorado, USA

Train moving on track passing through river, Silverton, Durango, La Plata County, Colorado, USA

High angle view of river passing through canyon, Colorado River, Grand Canyon National Park, Arizona, USA

Snow in front of houses, Colorado, USA

Log cabins in ghost town, Colorado, USA

Low angle view of arch, Gateway Arch, St. Louis, Missouri, USA

Low angle view of arch, Gateway Arch, St. Louis, Missouri, USA

Dome of mosque viewed through archway, Dome Of The Rock, Jerusalem, Israel

Glen Canyon, USA

Buildings viewed through arch, Denver, Colorado, USA