rock canyon of yardang landform

rock canyon yardang landform eroded red butte formation desert cliffs erosion rust sandstone tall orange mountain geomorphology gorgeous dune jurassic colorful trees blue sky bushes earth hill scenic background unique famous scenery hot chinese dry nature striped park aridity landscape view land travel geology tour tourism spectacular china xinjiang copy space horizontal green barren streamlined landforms carved tectonically folded sedimentary rocks wind province