A fascinating exploration, in 2 episodes, of the global phenomena of skyscrapers over 300 m tall. From the world's tallest buildings to those currently under construction, engineer Rob Bell goes on a journey to uncover the secrets of these giants. Episode 1 sets out to reveal what is driving the revolution in super skyscrapers and the challenges involved in the design and construction of the foundations and the super structures of these towers飘雪在线影院观看免费完整版高清
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杰夫·普罗斯特 Peter Baggenstos Debbie Wanner Scot Pollard Kyle Jason Anna Khait Nick Maiorano Caleb Reynolds Joseph Del Campo