21 midlothian the pentland hills

Three contrasting walks to discover the ever-changing terrains encircling the Borrowdale valley and village of Rosthwaite in the Lake District .

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

James Forrest samples a superb section of the Coast to Coast

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

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

Vivienne Crow gets to walk two National Trails for the price of one