The Jewel of the Pacific Coast now requires a feces map in order to walk around the city. Actually a blind person can do fine there because the stench is so bad locating human waste on public sidewalks is no problem.
https://www.dailywire.com/news/12001/san-francisco-requires-poop-maps-help-pedestrians-hank-berrien
https://www.dailywire.com/news/12001/san-francisco-requires-poop-maps-help-pedestrians-hank-berrien