Potosí, at over 4,000 meters, is one of the highest cities in the world. But even an elevation as high as, this does not stop the nearby Cerro Potosí from dominating the surrounding landscape. Potosí was founded as a mining town in 1546 by the Spaniards. Over the next 200 years, more than 40,000 tons of silver were shipped out of the town, making the Spanish Empire one of the richest the world had ever seen. Millions of the indigenous...