equivalent

We all know some cities "feel" smaller than others. But this set of subway maps presented at the same scale makes the differences obvious. Just for fun, I made this image layering four of maps from major world cities in red, black, gold, and blue. Recognize the cities? Answer after the fold. . . Sizewise, the winner here is London, shown in red. New York, in black, is a close second. The much less complex gold-green pattern is Washington, DC - note that it only approaches the size of New York and London because of the long spindly commuter line reaching north into Maryland. And that dense…