Elsen tasarkhai is a part of the Mongol Els sand dunes, which stretch from the Tuv, Uvurkhangai, and Bulgan provinces all the way west to become part of the Khugnu Khan mountain range. A dune is a landform, and is a large mass of wind-blown sands. An erg or sandy is a long broad, flat area covered with wind-swept dunes with little vegetation. Smaller areas are called dune fields. Mongolian khaan tarna tarnat Ikh mount mountainous montane higher elevation terrain geography gobi topography ridge hilly hill hills grassland prairie moorland meadow wold pasture steppe plateaus plateau tableland lowland plain lake swamp marsh quicksand background landscape view nature natural ambience Mongolia UHD 4K 3840X2160