Seven celebrities of differing faiths and beliefs set out in search of St Columba, an Irish monk born 1,500 years ago who helped spread Christianity from Ireland to Scotland. Show more
Life on the pilgrimage gets tough as the celebrities are challenged both physically and spiritually, struggling with lack of sleep and difficult questions about faith. Show more
With the end of their pilgrimage looming, the celebrities get a taste of monastic life in a medieval abbey, but will it help them discover more about the pathway to faith? Show more
Neil Morrissey, Debbie McGee, Ed Byrne, Heather Small, Kate Bottley, Raphael Rowe and JJ Chalmers arrive in Biarritz and make their way to the start of their pilgrimage. Show more
Life on the Sultans Trail begins to challenge the celebrities as Adrian Chiles tells the group he is struggling with the purpose of pilgrimage in the face of their experiences. Show more
The celebrities are delighted to find charity on their pilgrimage with a free-flowing wine fountain, but leave a hostel in solidarity with singer Heather when she senses racism. Show more
The seven celebrities are walking the last 100km to Santiago. Priest Kate still dreads the walk, but non-believer Raph is enjoying the opportunity to appreciate his surroundings. Show more
Eight celebrities of differing faiths and beliefs strap on backpacks and have 15 days to tackle 1,000km of the ancient Via Francigena pilgrimage, from the Italian Alps to Rome. Show more
Stephen K Amos tells the group that as a gay man he struggles to find any kind of religious home. Show more
The celebrity pilgrims set off on the final challenging stretch of the Via toward Rome. When they receive an extraordinary invitation from the Vatican, emotions run high. Show more
Seven celebrities of differing faiths and beliefs tackle the 2,200km Sultans Trail by road and on foot in a modern-day pilgrimage across Europe to the historic city of Istanbul. Show more
The celebrities set off on the final leg of their pilgrimage and arrive in Turkey, where they head for the magnificent Suleymaniye Mosque in the historic city of Istanbul. Show more