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.

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.

Michael Portillo is on Northern Ireland’s spectacular Causeway Coast to begin a railway journey that takes him along the north and east coasts of Ireland through the provinces of Ulster and Leinster.

Michael Portillo travels from the pretty seaside resort of Hornsea, famous for its distinctive pottery, to Spurn Point, where Michael learns about a life-saving 19th-century invention.

Michael travels from Alnmouth to Bamburgh Castle, an icon of Northumberland. Along the way, he takes to the waves in a traditional skiff and discover a fascinating map which charts shipwrecks.

Michael Portillo travels through the longest undersea tunnel in the world on the Eurotunnel shuttle rail service from Folkestone to Calais.

Michael Portillo embarks on another journey exploring the shores of Britain, travelling from the Jurassic Coast to the rugged tip of the Lizard Peninsula and beyond to the spectacular Isles of Scilly.

The final leg of Michael's journey begins in Fishbourne, the location of one of the most significant Roman sites in Britain.

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.

Michael is on a rail journey across the southern coast of England, beginning in Dorset. He takes to the water in Portland Harbour and hears the story of the Tolpuddle Martyrs.

Michael Portillo begins the final leg of his railway journey, beginning in the harbour town of Dun Laoghaire

Michael Portillo continues his railway journey along the Atlantic and Irish Sea coasts of Ireland, travelling from Newry into the Republic. He helps shake bags of oysters and visits an ancient cairn.

Michael Portillo is in Bangor, County Down, en route to the Northern Irish capital, Belfast.

Michael Portillo is in the seaside resort of Scarborough to explore one of the greatest royal fortresses in England.

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.

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.

Michael Portillo reaches Devon’s county town, Exeter, dominated since the Middle Ages by its magnificent gothic cathedral. He joins stonemasons charged with conserving its intricate Beer stonework.

Michael Portillo continues his railway journey in north Wales, tracking the coastline north from Harlech to skirt the Llyn Peninsula.

Michael arrives bright and early in Inverness, from which he heads out on a scenic adventure to the Orkney archipelago and explores the battlefield at Culloden, overlooking the Moray Firth.

Michael Portillo's coastal railway journey takes him past lochs and castles on the Far North Line to Britain’s northernmost railway station at Thurso.

Michael Portillo steams through the glorious scenery of the Snowdonia National Park on one of Britain’s greatest heritage lines, the Welsh Highland Railway.

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.

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.

Michael Portillo embarks on a new railway journey around the coast of the east of England. He begins in the Thames estuary, travelling across tidal mud flats and salt marsh to end up in Wrabness.

Michael Portillo reaches the Deben estuary on his coastal railway journey around eastern England. At Woodbridge, he is plunged in at the deep end on a rafting challenge with the sea scouts.

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.

Michael examines a replica of the smallest bone in the oldest and largest mammoth ever found in Britain, before sampling Sheringham's local crab and enjoying the North Norfolk Railway heritage line.

Michael Portillo’s rail exploration of the eastern reaches of England is drawing to a close at the Wash. He travels on the smallest public railway in the world and visits the magnificent Holkham Hall.

The stunning scenery of Scotland’s east coast continues to delight Michael Portillo as he travels by train around the Moray Firth.

Michael starts a new railway journey in Newcastle, heading north to Berwick-upon-Tweed. His route takes in the River Tyne, Hadrian’s Wall, a former mining village and the fishing port of Amble.

Michael Portillo’s Scottish railway journey reaches Aberdeen, from which he heads to the wild and beautiful Forvie National Nature Reserve and Scotland's most easterly town, Peterhead.

Michael Portillo’s Scottish coastal railway journey reaches Invergordon on the Cromarty Firth, the third great inlet on the northeast coast of the Highlands.