I do not have a membership capable of posting this to the Feature Requests board, so I will put it here.

I periodically get confused about the connectivity in and around St. Louis. I think this edit to the line between Pittsburg and St. Louis would help all the connections be more clear at a glance:

https://imgur.com/a/ie3GNAW

Happy to produce full versions of the edited (photoshopped) maps if necessary (at a higher quality). The link above is just zoomed in on the area in question, and done pretty quick (read: sloppy).