Source Wikipedia
Published: 2013-09
Total Pages: 40
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Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 39. Chapters: Cappadocia, Underground city, Underground City, Montreal, Winnipeg Walkway, Underground Atlanta, Menzoberranzan, Coober Pedy, South Australia, Crystal City, Arlington, Virginia, PATH, Rock cut architecture, Chicago Pedway, Underground living, Seattle Underground, Kamiyach Shareo, Central Government War Headquarters, Sentralanlegget, Houston tunnel system, A rnas, Shanghai tunnels, Forestiere Underground Gardens, Avinguda de la Llum, Dallas Pedestrian Network, Oklahoma City Underground, Eskigumu Monastery, Downtown Halifax Link, The Gopher Way, Winter Street Concourse. Excerpt: An Underground city is a series of linked subterranean spaces that may provide a defensive refuge; a place for living, working or shopping; a transit system; mausolea; wine or storage cellars; cisterns or drainage channels; or several of these. The term may also refer to a network of tunnels that connects buildings beneath street level. These tunnels may house office blocks, shopping malls, metro stations, theatres, and other attractions. These passages can usually be accessed through the public space of any of the buildings connecting to them, and sometimes have separate entries as well. The latter definition encompasses many modern structures, while the former more generally covers tunnel systems from ancient times to the present day. Underground cities are especially important in cities with cold climates, as they permit the downtown core to be comfortably accessible year round without regard to the weather. Underground cities are similar in nature to skyway systems and may include some buildings linked by skyways or above-ground corridors rather than underground. Possibly the most famous underground cities are Montreal's RESO, used by more people than any other locale and is the largest underground city network in the world, and...