Imagine a map of a city with the neighborhood names removed but the interstate highways and a few other geographic features remaining.
Now further imagine that you have annotated that map with new names to represent the neighborhoods and activities in that city.
I tried to pick my favorite but in these sensitive times, someone would be offended by any choice I made.
You can create an submit maps in addition to viewing ones already posted.
I first saw this at Judgmental Maps on Chart Porn.