"Idealstadt." . . "Utopias." . . "Utopias" . "City planning Environmental aspects." . . "City planning Environmental aspects" . "WORK Architecture Company. <New York, NY>." . . "Urbanisme Aspect de l'environnement Cas, Études de." . . "Espaces verts." . . "Urbanisme Dessins et plans." . . "City planning History." . . "WORK Architecture" . . "WORK Architecture Co." . . "Utopia urbanistica storia." . . "City planning." . . "City planning" . "Urbanisme Histoire." . . . . "Utopias History." . . . . . . . . . . "Compares 49 cities--some actually built, and others that never reached beyond the planning stages--in terms of total site area, total built area, total greenspacem, total water area, total population density, and other factors."@en . "Forty-nine cities" . . "Forty-nine cities"@en . . . . . . "49 cities" . "49 cities"@en . . . . . "49 Cities : WORKac" . . . "49 cities : WORKac; [n exhibition showing at Storefront from 14 April to 30 May 2009]" . . . . . . . . . . . . . . . . . . . "History" . . "History"@en . "byplanhistorie." . . "byplanhistorie" . "Projets d'urbanisme Cas, Études de." . . "Utopies Histoire." . . "Bauökologie." . .