John Fowler, Benjamin Baker, Forth Bridge - Whyte, Iain Boyd a Macdonald, Angus

Talks about the Forth Bridge - the longest railway bridge in the world and the first large structure made of steel. Crossing the wide Firth of Forth west of Edinburgh in Scotland, it represents one of the greatest engineering triumphs of Victorian Britain, man's victory over the intractable topography of land and water.