The satellite captured this image of the sand seas of the Namib Desert. The blue and white area is the dry river bed of the Tsauchab. Image Courtesy: Korea Aerospace Research Institute / European Space Agency
Located near Bonito, in the southern region of Brazil is the Gruta do Lago Azul, popularly known as Blue Lake Cave. The high magnesium content of the cave made the unbelievably clear water turn an amazing azure blue color.