North Window at Arches National ParkBalanced Rock at Arches National Park.North Window at Arches National Park.Balanced Rock at Arches National Park.North Window at Arches National Park.North Window at Arches National Park.North Window at Arches National Park.Balanced Rock at Arches National Park.Tourists posing at South Park Avenue at Arches National Park.North Window at Arches National Park.North Window at Arches National Park.Tourists at South Park Avenue at Arches National Park.North Window at Arches National Park.Man at South Park Avenue at Arches National Park.South Park Avenue at Arches National Park.Tourists pose at South Park Avenue at Arches National Park.