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From the vast cavern that conceals a waterfall twice the height of Niagara Falls, to the pipeline network that keeps one of the world’s busiest airports supplied with fuel, this fascinating programme plumbs the depths of some breathtaking underground spaces. Using state-of-the-art graphics, The World Beneath Your Feet shows the incredible scale and detail of man-made structures and natural phenomena that would otherwise be hidden from view. This is the world as you’ve never seen it before – the subterranean kingdom that is so integral to the survival of life on the surface. (BBC)
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