In honour of the 40th anniversary of the Offa’s Dyke Path National Trail, Ordnance Survey have featured a route from Powys Ramblers on their blog. The walk is Walk 9 from the “Walks You Will Enjoy “ series. The Offa’s Dyke National Trail opened in 1971 and has become one of the premier long distance trails in Great Britain, to read more about the walk and the Offa’s Dyke Path National Trail click here