Right. Source: Photo taken by (Luca Galuzzi) * http://www.galuzzi.it. http://en.wiktionary.org/wiki/File:Piles_of_Salt_Salar_de_Uyuni_Bolivia_Luca_Galuzzi_2006_a.jpgAuthor: Luca Galuzzi (Lucag), edit by Trialsanderrors