With a height difference of more than 1,000 metres between the top and the bottom of the city, it's hard to keep your heart rate down, as going anywhere involves a steep slope or hundreds of steps. Another surprising fact: La Paz is the only city where the poor live in the higher part of town and look down on the rich neighbourhoods below. Battling vertigo and breathlessness, Alexandra, and her hosts Julia and Franz, will explore this disorienting city to try and understand how the inhabitants of La Paz have managed to adapt to living here.