Llanberis to Holyhead (Season 2 Episode 10 of 25): How the railways transformed the port of Holyhead. Great British Railway Journeys airs on Yesterday at 12:30 PM, Wednesday 29 May. How the railways transformed the port of Holyhead
Park Royal to Westminster (Season 13 Episode 10 of 15): Michael Portillo discovers the origins of the London Underground map. Great British Railway Journeys airs on BBC Four HD at 7:00 PM, Wednesday 29 May. Michael Portillo discovers the origins of the London Underground map
Telford to Wrexham (Season 2 Episode 7 of 25): Michael Portillo visits the world's first iron bridge in Shropshire. Great British Railway Journeys airs on Yesterday at 12:00 PM, Tuesday 28 May. Michael Portillo visits the world's first iron bridge in Shropshire
Dagenham to Battersea (Season 13 Episode 9 of 15): Michael Portillo tracks the River Thames from east to west. Great British Railway Journeys airs on BBC Four HD at 7:00 PM, Tuesday 28 May. Michael Portillo tracks the River Thames from east to west
Wokingham to Heathrow (Season 15 Episode 5 of 15): Michael Portillo visits the Transport Research Laboratory in Wokingham. Great British Railway Journeys airs on BBC Two HD at 2:05 AM, Wednesday 29 May. Michael Portillo visits the Transport Research Laboratory in Wokingham