Stripping major cities naked of their steel, concrete, buildings, roads, rivers and bedrock - layer by layer - to explore the secret technology and infrastructure that keeps them running. Wh... Read allStripping major cities naked of their steel, concrete, buildings, roads, rivers and bedrock - layer by layer - to explore the secret technology and infrastructure that keeps them running. What stops Dubai's super tall skyscrapers - balanced on unstable sand - from toppling over? ... Read allStripping major cities naked of their steel, concrete, buildings, roads, rivers and bedrock - layer by layer - to explore the secret technology and infrastructure that keeps them running. What stops 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? And how d... Read all