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

■ Distance: 3 miles/5.5km ■ Time: 2 hours ■ ...

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

Andrew Galloway walks a linear route that’s a microcosm of Wales’ best bits

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

■ Distance: 11½ miles/18.2km ■ Time: 7 hours ■ Grade: Challenging