There was a time when there were no automobiles in New York City, but there was lots of public transportation. (Ok, there were horses and the consequent manure, and the population was way smaller then. But still...)
replies(3):
There could have been a lot more. The 1929 IND Second System expansion plan is depressing, especially the parts where provisions are already built:
- https://www.vanshnookenraggen.com/_index/2021/01/ind-second-...
- https://www.nycsubway.org/wiki/IND_Second_System_-_1929_Plan