John barges his way along the Aire and Calder navigation which was built to link the rivers of the North East - giving the industrial cities of the North access to the East Coast, and the world beyond.

The Trent and Mersey canal provided a crucial link from the potteries in Staffordshire to Liverpool and the world. Along the way John takes in the landscape, industry, towns and villages that have sprung up along the canal and meets the people who live, work and play along its path.

John journeys from Bath towards London along the beautiful Kennet and Avon Canal. It was built to connect the river Avon from Bristol to the river Kennet outside London.

John journeys from Leeds towards Liverpool along the Leeds and Liverpool Canal.

Series in which John Sergeant sets off on a rich and colourful voyage along the eight best canal journeys Britain has to offer, exploring their extraordinary stories as he goes. Today, John barges across Scotland on the Caledonian Canal that stretches from coast to coast through stunning scenery, spectacular lochs and, much to his delight, the occasional whisky distillery!

This week John barges into Wales, gets his fingers burnt attempting to be a blacksmith, is terrified going over a high aqueduct and is shocked by some saucy artwork in a neighbouring narrow boat.