view of salt lake at the bottom of tshwaing meteorite impact crater in south africa from the rim

africa african areas bleak blue bottom brown bush crater curving dormant dry edge faded flat foliage grass grassland grassy green growth hill image impact lake light meteor meteorite mineral mirror natural nature opposite reeds reflecting reflection rim rise rounded rounding salinated salinized salt sky slopes sloping south sunlight surface surrounded surrounding trees tshwaing vegetation verge view water winter