good idea. NYC has more people than our state...
I guess the only thing I could compare it to that I’ve been to is Tokyo ( a few years back for the opening game of MLB, A’s vs Bosox.)
And guess what? They are all crammed in a small area bound by water.
Myself and other posters gave a few good ideas. I would get a map and map it out and plan the walking toour and you wsill save TONS of time. With only 2 days time if of a huge premium