 Parts of Plynlimon are open countryside in which there is a right to roam established by the Countryside and Rights of Way Act 2000.The route passes through Chepstow, the Wye Valley AONB, Tintern, Monmouth, Ross-on-Wye, Symonds Yat, Hereford, Hay-on-Wye, Builth Wells, Rhayader, and Llangurig to Plynlimon.The route of the Wye Valley Walk can be broken into 17 stages, though the entire walk is often walked in 7 day-length sections from Chepstow to Plynlimon, or vice versa.