I like this. It’s one of those Neil Freeman data visualisations. Here are the 140 “high capacity, grade-separated heavy rail” systems (city metros) of the world, all neatly put together on one handy image, from sprawling Shanghai:
to little Lausanne:
Worst. Metro. Ever.
Looks like an unravelled Ebola virus.
And once they’re all listed in order, it looks something like this:
That top line features Shanghai, Seoul, Beijing, London, New York.
You can find out more details and even buy the poster for your subway-themed office wall here.