sandstone gray hodo geologic formations in little book cliffs national monument near grand junction colorado united states

landscape travel hodo hodos gray book cliffs little cliff national monument desert canyon mount wild horse range grand junction colorado utah usa united states geology stratigraphy sandstone erosion formation nature wilderness outdoor southwest american west western scenic hiking camping road 4x4 wildflower sage sagebrush pinon juniper sky blue clear cloudy brown green copy space mountains rocky sunlight mountain