I hate to break it to you but, the city grid plan is ancient. The Greeks and Romans used it, even the Pre-Columbian Americans had it.
The system is great for directions and general movement of people.
The system is great for directions and general movement of people.
https://en.m.wikipedia.org/wiki/Indus_Valley_Civilisation
We had IVC as a topic in school, vaguely remember it being mentioned, could be wrong.