Kicking off the first week's hikes in Devon is outspoken 63-year-old taxi-driving grandma Helen, taking the others for a hike in Ilfracombe. She's planned a cultural tour of the town's coastal path with a surprise splashy ending.
Today's the turn of 29-year-old teaching assistant Julian from Barnstaple, who prefers badgers and trees to people. He takes the group on a wild woodland walk up the East Lyn river in Lynmouth to experience the healing power of nature.
Single mother and part-time farmer Rosie hopes to take the lead with her farming and country life hike along the Devon coast near Teignmouth. But how will it go down with vegetarian Julian, who's not a fan of farming or hunting?
Today's Devon walk is hosted by former deputy Lord Mayor of Plymouth Chaz, who serves up a spicy picnic on his Dartmoor hike. But when snow flurries prompt him to march off will his hosting skills leave the others out in the cold?
Bed and Breakfast owner Colin hosts the last Devon hike on a woodland trail from the grounds of Agatha Christie's holiday home, Greenway, to historic Dartmouth. Will his taste of traditional Devon win over the walkers to claim top prize?
We're in Northumbria, where comedian Stephanie is hoping her hike to Hadrian's Wall will net her the top prize. But will her 'mucky mixture' buffet turn out to be a tad too mucky for most?
20-year-old-student Jasmine leads a seaside stroll along Whitley Bay. But will the weather, her takeaway lunch and her selfie school activity make it thumbs up or thumbs down from the other walkers?
24-year-old fashion-mad marketing assistant Angus from Newcastle guides the group on a fashion-themed hike around Harbottle Castle and Lake. Will his woodland fashion show and cordon bleu picnic hit the mark?
Life coach Teresa hosts a wild walk in Kielder Forest. Will her traditional Northumbrian picnic and a-mazing activities find her in pole position by the end?
In the final walk of the week, civil servant Paul hosts his hike along the stunning Alnwick coast with a taste of traditional Northumbria. But will it be enough to scoop the Golden Walking Stick?
Leading today's walk is 24-year-old Daisy from Inverness, who's a teacher by day and an army cadet trainer in her spare time. She plans to march the group up one of Scotland's most iconic mountains, Stac Pollaidh.
For our second walk in the Highlands and Islands of Scotland, 60-year-old opera singer Tony leads a musical hike along Cromarty's coastal path. But will the walkers be singing his praises at the end of the day?