us-east-1?
The technician updates the ticket after a while with "cannot find road." The folks back in the office try to send them directions, but then the technician clarifies, "road is gone." Our fiber, and the road it was buried under was totally demolished in the few hours it took to get someone out there. The developing world can develop at alarming rates.
Other tales from the middle of nowhere: People shoot at arial fiber with guns. Or dig it up and cut it for fun. One time out technician was carjacked on the way to doing a repair.
Though not very relevant to your stories about Brazil, it's a neat technique in its own right:
https://en.wikipedia.org/wiki/Optical_time-domain_reflectome...