As planners and designers have turned their attentions to the blighted, vacant areas of the city, the concept of "terrain vague," has become increasingly important. Terrain Vague seeks to explore the ambiguous spaces of the city -- the places that exist outside the cultural, social, and economic circuits of urban life. From vacant lots and railroad tracks, to more diverse interstitial spaces, this collection of original essays and cases presents innovative ways of looking at marginal urban space, with studies from the United States, Europe...