Stop 13: San Francisco We first began to suspect that we might not be staying in the choicest part of San Francisco when our mentioning of Tenderloin was met with gasps, pitying looks and use of the term 'sketchy' from fellow travellers at the airport.... We pulled up outside our apartment, slightly relieved to be informed by the taxi driver that we were 'on the outskirts' of the worst of it, but still shocked at just how bad the term 'sketchy' seemed to encomp...