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Michael Portillo discovers the Victorian coal heritage that turned Cardiff into the city it is today, and takes a steam ride through Brecon Beacons National Park.

Michael Portillo takes to the tracks with a copy of George Bradshaw's Victorian Railway Guidebook. Portillo travels the length and breadth of the country to see how the railways changed us, and what remains of Bradshaw's Britain.

All this week he is travelling west, from Oxford in the heart of England, through the Malvern Hills and into Wales, taking in the unique Victorian heritage of the South Wales coastline.

Today Michael discovers the Victorian coal heritage that turned Cardiff into the city it is today, explores the 19th-century reason why Barry Island isn't an island, and takes a steam ride through the beautiful Brecon Beacons National Park.

First shown: 6.30pm 19 Jan 2012

Available for 28 days Duration 29 mins

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