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Potosi, Bolivia
I'm in Potosi, Bolivia ... The Highest City in the World at 13,430 feet (4070 m). The history of Potosi is quite amazing despite the difficult living conditions like the cold and lack of oxygen associated with this altitude. Potosi was once THE largest and wealthiest city in the world ... at one time surpassing even London and Paris ... thanks to the discovery of silver in the nearby "Cerro Rico" or Rich Hill. The subsequent mining of the mountain provided so muc...