TV Guide 5SELECT Tuesday

Rob Bell explores the extraordinary stories of four of London's most iconic bridges, uncovering the history behind how - and why - they were built. Here, Rob focuses on the original, and for 17 centuries the only bridge across the Thames, London Bridge. Rob explores the multiple versions of this bridge over the centuries and charts how each has shaped Britain's capital city, from the Romans who used it to control southern England, to the astonishing and raucous medieval bridge, designed by priests, inhabited by hundreds, and financed and managed by City merchants

Ben ventures to the desert surrounding one of the USA's most unique towns - Roswell. Here, he meets Karen, a 70-year-old former sports journalist. Karen shares with Ben that she was involved in a bike accident, which has made it challenging to maintain her desert home due to her mobility issues. Determined to assist his host, Ben rolls up his sleeves, clearing muck and shovelling hay

Alex Polizzi heads to rural Worcestershire where farmer Ian and his wife Emma are battling to save not just their 25-acre livestock business, but their way of life. With traditional farming no longer paying the bills, they've poured their savings into a back-to-nature glamping site called By the Red Phone Box. But their dream of a peaceful escape in the country is turning into a nightmare. Bookings have plummeted, their shepherd's hut is cramped and unappealing to families, and their marketing is falling flat. It's a race against the weather, the clock, and sheer exhaustion. Can Alex work her usual magic to turn things around, or has she finally met her match?

Newlyweds Na'im and Sara own a manor house and wedding venue and they swap lives with Leah, a single mother of two living in a small council flat and dreaming of starting a tea shop. Leah enjoys a taste of the high life and tries running a tearoom at Na'im's venue, while Na'im learns the challenges of budgeting on a limited income. The swap leads to an emotional meeting, with Na'im and Sara sharing ideas to support Leah's business dreams

Kath and her 23 year-old granddaughter Nicol from Bolton are treated to an all-expenses-paid holiday in the Sahara Desert in Tunisia while money experts, husband-and-wife Ken and Mary, replace their exotic holiday with a week in a yurt in Cornwall. Nicol encourages her Nana to make lasting memories on their adventure while they can and Ken and Mary struggle with a severely restricted budget, testing if they really can practice what they preach