amazing red-brown karst rocks. steep undulating slopes with layered structure.

wildflowers undulating structure formation stonewall redbrown national amazing layered geopark geology terrain slopes meadow clouds forest karst rocks steep green grass trees china stone cliff rock wall tree sky red stones geological layers stone redstone karst undulating landform brown formations grass meadow picturesque green texture wildflower weathered sandstone natural cliffs bizarre carbonate landmark unusual eroded unique wavy cliff formation fenghuang geologic unesco uneven impressive geopark attraction uneven surface red rock carbonate hunan amazing geology geological geo park famous erosion cleft