Aerial view of sand dunes with caravan route in the Gobi desert, silk road, Dunhuang, Gansu, China, Asia

above aerial aerial angle asia asian birds birds eye caravan china chinese countryside day daylight daytime desert deserts desertscape desertscapes drift drifts dryness dune dunes dunhuang duny during elevated exterior exteriors eye from gansu gobi high high angle in landscape landscapes nobody of outdoor perspective perspectives photo photograph photographs photos region regions road route routes sand sand dune sand dunes sanddune sanddunes sandy scenery scenic shot shots silk the top topview topviews trace traces track tracks view views with