You might want to use https://www.nytimes.com/interactive/2023/upshot/extremely-de... as a reference. Some of the polygons were a little off

Nice! Here’s my own nyc app :) to find restrooms and wifi and water fountains, etc. https://nyfriend.net/

It said I clicked on water a few times when I had not... Maybe it was a canal? Very cool.

This is really cool! This is inspiring me to build something similar for Chicago

Fun concept, but odd choice to include NJ as part of NYC while leaving out the Bronx and most of Queens & BK