Four steam tubs, 23 barges, one steam crane... and much more besides are used to construct the new breakwater at Leith Dock.

Four steam tubs, 23 barges, one steam crane... and much more besides are used in the construction of the new breakwater at Leith Dock. This 'making of' film documents the considerable feat of engineering in expansive detail. The Port of Leith is still the biggest enclosed deep water port in Scotland.