After crossing Scotland on foot following their own bespoke routes, graduates of the TGO Challenge Class of 2025 tell first-hand tales of heatwaves, high camps and bog-trotting through the landscape on this truly unique long-distance journey

■ Distance: 6 miles/9.7km ■ Time: 2½-3hours ■ Grade: Easy

■ Distance: 7½ miles/12km ■ Time: 4-5 hours ■ Grade: Challenging

We’re going to climb Ben Nevis. Want to come?” said our son. We are not climbers, and we travel with our 10-year-old dog, Molly. But we said, “Yes, OK, see you there!” and promptly booked Glen Nevis c

Stefan Durkacz traces an old rail route on a superb full-day walk

Explore wild landscapes and secret shores on the ultimate four-wheeled adventure