The unpaved road to Ciénaga de Paicone-Río Mojón Pass
Paso Internacional Ciénaga de Paicone-Río Mojón is an international high mountain pass at an elevation of 3.627m (11,889ft) above the sea level, located on the border of Argentina and Bolivia.

The road to the pass is unpaved in good conditions. It links Ciénega (ot Ciénega de Paicone) an Argentinian town in Santa Catalina Department (Jujuy province) and Río Mojón, a Bolivian town in Potosí Department (Sud Lípez province).
Pic: https://mw2.google.com/mw-panoramio/photos/medium/61046355.jpg