So where were we... Ok, so we left Uyuni for Bolivia, you may think it is one of the smaller South American countries, but just to put it into perspective it is the same size as France and Spain combined (this is from a reliable source). Anyway so we arrived in Potosi. Potosi is officially the world's highest city at 4,090m absl. Fortunately we had at this point been ´at altitude´ for some time so did not feel the pinch as some do when they get to Potosi. Whilst at altitude we decided that there is nothing better for breathing than to climb a mountain and then descend into the dusty darkness of the Cerro Rico silver mines. Cerro Rico is a rather impressive pointy mountain which towers above Potosi. Potosi was founded in about 1545
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