Building Giants: Venice Sea Wall

MORE4, 9.00PM

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Dig beneath the bombastic soundtrack and frantic editing and there’s a remarkable tale of human endeavour and ingenuity here, all aimed at preventing Venice from sinking under the impact of erosion and repeated flooding. Fifteen years in the making and costing almost £5 billion, a sea barrier comprising 78 steel gates is first constructed in Croatia and then has to be transported across the Adriatic Sea. Julian Barratt narrates as engineers prepare what could be a final throw of the dice for the city.