Description from Google Books:

This set explores the hidden histories of San Francisco, New Orleans, and New York City. With many contributors, each atlas addresses the multi-faceted nature of a city as experienced by numerous categories of inhabitants.

Snippet from Google Books:

Now finally here is one about the town where I live. The format, with the maps, networks, and accompanying stories and histories, is a lovely, nonlinear way of mirroring the almost infinite layers that make up a city.