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A fascinating exloration, in 2 eisodes, of the global henomena of skyscraers over 300 m tall. From the world#39s tallest buildings to those currently under construction, engineer Rob Bell goes on a journey to uncover the secrets of these giants. Eisode 1 sets out to reveal what is driving the revolution in suer skyscraers and the challenges involved in the design and construction of the foundations and the suer structures of these towers.br\ a href=\