This is one of the more bizarre maps that we’ve uncovered. It certainly demonstrates how different the times were with such a high incidence of death due to diarrhea in the 19th century. Sanitation wasn’t exactly high caliber as you can read in a few of our posts about Swampoodle and Murder Bay.

Check out the map below and see for yourself.

City of Washington, deaths from diarrhœal diseases in residences within the city limits from 1888 to 1892 inclusive.
City of Washington, deaths from diarrhÅ“al diseases in residences within the city limits from 1888 to 1892 inclusive. – Source: Library of Congress