Man collecting salt, Salir de Uyuni, salt flats, Bolivia, South America

vertical outdoors day physical geography man collecting salt salir de uyuni salt flats bolivia pile sediment evaporite sodium chloride working worker work mineral salt wetland one person job occupation manual labour piling mound hot climate shallow water sea salt resource food product blue sky copy space outside daytime bolivian south american south america latin america non urban scene 1 person evaporation piled mineral