Never Leave Home Again: Why New York Is an Inside City

New York is an indoor city. Its buildings lean close together, and its geography is a blinking beehive, a living wall of windows constellated like stars. In the depths of winter, a version of the city in which everything can be accessed via a network of underground tunnels seems just out of reach—I imagine the subways expanded right up to my door, so that I would never have to touch the surface. Manhattan and Brooklyn are two small islands hollowed out into labyrinths, their interiors crow