The Forest Way The Forest Way is a flat route from Groombridge to East Grinstead. Mostly tree lined and about 8.85 miles long and a green corridor for wild life. A secondary name is the Sussex Border Path. (You can continue on the Sussex Border Path/Worth Way towards Crawley once you have travelled through East Grinstead on another disused line for a further 2.15 miles.)It was part of the Three Bridges to Tunbridge Wells Central Line and opened in 1855 from East Grinstead to Tunbridge Wells. The line was axed in 1967 Now Sustrans route 21 it is traffic free for Walkers Cyclists and Horse riders. Grid Ref: TQ 5257 3652 Groombridge(Parking suggested on grassed area at junction at Withyham Road) Grid Ref: TQ 4018 3775 East Grinstead ( Parking in road)