06 surrey farley green

■ Distance: 6½ miles/10.6km ■ Time: 2½ hours ■ Grade: Moderate

We all know walking is good for us, but walking in good company is even better. So, with an unexpected weekend to myself, I am exploring the West Sussex countryside on a guided break with HF Holidays.

Roger Butler peers over steep slopes on a roller coaster along Offa’s Dyke

■ Distance: 5¼ miles/8.5km ■ Time: 2½ hours ■ Grade: Easy

■ Distance: 5¼ miles/8.5km ■ Time: 2½ hours ■ Grade: Moderate

■ Distance: 11 miles/17.5km ■  Time: 6 hours ■  Grade: Challenging