回复：海拔4000米的首都 -- 玻利维亚首都La Paz

.. there used to be a bizarre penitenciario (jail) in La Paz, s.e. of downtown, where the inmates were free to go in and out, and to run all kinds of business while serving sentences.. checking it out last time, i found it was no longer the case, although the courtyard still sounded like a market...