【明報專訊】How did the ancient Romans build a city of a million people without modern technology? What prevents Dubai's super tall skyscrapers - balanced on unstable sand - from toppling over? How can San Francisco survive sitting on the edge of a major earthquake fault? Strip the City answers these intriguing questions by pulling apart six major metropolises to expose the hidden infrastructure beneath each city's skin and solves key mysteries surrounding their origins, geology, archaeology (考古學), engineering, weather and industry.