Desc: Der Weisse Schatz und die Salzarbeiter von Caquena: Directed by Katharina Bühler. With Daniel Lopez Colque, Juan Lopez Gonzales, Rosauro Lopez Huayllani. Just beside an endless white desert up in the Bolivian Andes, Daniel Lopez and his family lead traditional salt workers lifes. Since it has become known that Salar de Uyuni holds the worlds biggest amount of lithium - THE futures resource - their little village finds itself in a place where global interest reaches in.