Starting again from London, on a more leisurely journey, Portillo disembarks at Welwyn Garden City to visit Rothamsted Manor to learn about fertilisers.

He then crosses into Derbyshire to pay homage to railway engineer George Stephenson at his resting place in Chesterfield, before concluding his journey at Chatsworth House, one of the first stately homes to welcome visitors by rail.

Portillo finds out about shoddy in the Heavy Woollen District, a successful 19th-century recycling industry in the textile town of Batley, discovers how the railways boosted Yorkshire's forced rhubarb trade, and meets the great-great-granddaughter of George Bradshaw himself.

Portillo finds out how Canterbury Cathedral was saved during the Baedeker raids of World War II, goes whelk fishing in Whitstable and explores the origins of a seaside swim in Margate. Portillo uncovers the amazing oil fields hidden underneath England's quiet seaside resorts, discovers the crucial role Weymouth played in the D-day landings, and heads to the cradle of Victorian Britain's most prestigious building rock, Portland. In the little market town of Narberth, he investigates what caused rebels to dress up as women, and later spends the night at an inn in Carmarthen where Horatio Nelson once met Emma Hamilton. Most services (2X/4/6/6A/40/41/42/100/555/755) operate using Low Floor Easy Access Vehicles suitable for wheelchair users and prams/pushchairs.In 1846, the Morecambe Harbour and Railway Company was formed [4] to build a harbour on Morecambe Bay, close to the fishing village of Poulton-le-Sands, and a connecting railway. Portillo discovers Britain's hidden micro-mines within the Forest of Dean, sees why the Victorians fell for the romantic ruins of Tintern Abbey and uncovers the railway engineering behind the industrial icon that is Newport Transporter Bridge. Classified by the BBC in both the travel and history genres, the series features Portillo using the guide to plan his journeys, in the process visiting points of interest picked out in the guide and comparing its content with the modern world, both the physical and cultural ones. Portillo takes to the sea with the heroes of the Royal National Lifeboat Institution, visits a stormy coastal railway, and has a close personal encounter with his boyhood hero. Heysham’s history spans many centuries and its landscape has been the feature of several notable works of art.

His last stop is Christ's College at Cambridge University, where he finds out about the student days of Charles Darwin. All this week, Portillo visits the Republic of Ireland, travelling from the rugged beauty of County Kerry, across the rural Irish Midlands, to end in the city of Galway on the Atlantic coast. On the final leg of his Irish journey, Portillo discovers historic jewellery with royal connections in Galway, meets a people's king and finds his voice with a traditional Irish singing group. Travelling on to Mevagissey, he goes pilchard fishing, discovering that the pilchard was renamed as the Cornish sardine in the 1950s, and visits the Lost Gardens of Heligan on the Heligan estate.He ends this leg in King's Lynn, where he uncovers an ambitious plan to reclaim the Wash in Bradshaw's day. Portillo explores the Victorian railway legacy behind the steel works of Port Talbot, follows the trail of 19th-century waterfall hunters in Neath and uncovers the fascinating whaling past of Milford Haven.