2/25. Michael Portillo continues his journey at the iconic Forth Bridge, before heading to tour the Royal Yacht Britannia and encountering a pair of vast steel sculptures. Also in HD. [S,AD]
4/25. Michael Portillo visits St Andrews, home to Scotland's oldest university, in eastern Fife, before heading to the vibrant city of Dundee and the harbour town of Stonehaven. Also in HD. [S,AD]
18/20. Michael Portillo's East Anglian coastal railway journey takes him to the treacherous waters off the Norfolk coast, which have sunk many ships and cost many lives. Also in HD. [S,AD]
15/20. Michael's adventure nears its end on the north Kent coast. In Faversham, he gets out onto the water in the last sailing barge to work on the Thames. Also in HD. [S,AD]
13/20. Michael Portillo's railway adventure along the north and south coasts of the English Channel resumes in Dover, where he recalls the biggest evacuation in military history. Also in HD. [S,AD]
12/20. Michael Portillo travels through the longest undersea tunnel in the world on the Eurotunnel shuttle rail service from Folkestone to Calais. Also in HD. [S,AD]
11/20. Michael Portillo sets off on a new railway adventure to explore the twin shores of the English Channel and the estuaries of the Thames and Medway. Also in HD. [S,AD]
10/20. Michael Portillo takes the train to the medieval walled town of Conwy on the last leg of his exploration of the shores of north Wales. Also in HD. [S,AD]
9/20. Michael is on the Isle of Anglesey, where the briny waters of the Menai Strait are being used to create a Welsh gastronomic delight. Also in HD. [S,AD]
8/20. Michael Portillo steams through the glorious scenery of the Snowdonia National Park on one of Britain's greatest heritage lines, the Welsh Highland Railway. Also in HD. [S,AD]
7/20. Michael Portillo continues his railway journey in north Wales, tracking the coastline north from Harlech to skirt the Llyn Peninsula. Also in HD. [S,AD]
6/20. Michael Portillo embarks on a railway journey around the western coast of Wales. He begins on the Victorian Cliff Railway at Aberystwyth, finishing the first leg in Tywyn. Also in HD. [S,AD]
4/20. Michael reaches the pretty Cornish fishing village of St Mawes, today an exclusive holiday destination for connoisseurs of yachts, fine food and luxury hotels. Also in HD. [S,AD]
20/20. The final leg of Michael's journey begins in Fishbourne, the location of one of the most significant Roman sites in Britain. Also in HD. [S,AD,SL]
19/20. Michael helps out at a coastguard training centre, visits the harbour master at the great maritime city of Portsmouth and learns about conservation projects in Chichester. Also in HD. [S,AD,SL]
18/20. Michael heads from a bustling Southampton to the Isle of Wight, where he rides the island's railway, made up of recycled London Underground trains. Also in HD. [S,AD,SL]
12/20. Michael Portillo is in the glens of Antrim, where Ireland's folklore and magical myths flourish and he is transfixed by tales of fairies and legends of the sea. Also in HD. [S,AD,SL]
6/20. Michael's journey propels him in search of the unknown universe in Boulby, North Yorkshire, as he joins the hunt for dark matter in the deepest mine in Britain. Also in HD. [S,AD,SL]
5/20. On the last leg of his railway journey around the north west coast of England, Michael meets a lifelong fan of Alfred Wainwright's famous guidebooks. Also in HD. [S,AD,SL]
4/20. Michael Portillo is in Cumbria, enjoying one of the most spectacular coastal railway journeys in Britain. He takes to the lake in Ulverston and hikes up Black Combe. Also in HD. [S,AD,SL]
2/20. From the Isle of Man, Michael Portillo crosses the Irish Sea, bound for the mighty port of Liverpool and its historic waterfront. Also in HD. [S,AD,SL]
2/20. From the Isle of Man, Michael Portillo crosses the Irish Sea, bound for the mighty port of Liverpool and its historic waterfront. Also in HD. [S,AD,SL]
19/20. Michael helps out at a coastguard training centre, visits the harbour master at the great maritime city of Portsmouth and learns about conservation projects in Chichester. Also in HD. [S,AD]
1/20. Michael Portillo embarks on another railway adventure across and beyond the United Kingdom, beginning on the self-governing Isle of Man - a paradise for rail lovers. Also in HD. [S,AD,SL]
18/20. Michael heads from a bustling Southampton to the Isle of Wight, where he rides the island's railway, made up of recycled London Underground trains. Also in HD. [S,AD]
12/20. Michael Portillo is in the glens of Antrim, where Ireland's folklore and magical myths flourish and he is transfixed by tales of fairies and legends of the sea. Also in HD. [S,AD]
5/20. On the last leg of his railway journey around the north west coast of England, Michael meets a lifelong fan of Alfred Wainwright's famous guidebooks. Also in HD. [S,AD]