A466 road about long and runs through the counties of Herefordshire and Gloucestershire in England, and Monmouthshire in Wales. It runs south from Kingsthorne, on the A49 south east of Hereford to Monmouth, crossing the A40. After crossing the River Wye at the Wye Bridge, Monmouth and Bigsweir Bridge near Llandogo, it follows a picturesque route south down the Wye valley through Tintern and Chepstow to the M48 motorway at junction 2. The road crosses the border between England and Wales at three places along its length: at Buckholt, Redbrook, and Bigsweir. It runs through an Area of Outstanding Natural Beauty, and
Preston on Wye Gwrfoddw, who was king of Ergyng, after a victory in battle over the Saxons granted land at Bolgros to Bishop Ufelfyw - Bolgros was said to be "on the banks of the Wye, at some distance from Mochros (now Moccas)" - in thanksgiving for the victory. Bolgros is believed to have been Preston-on-Wye, and a church was built on the site of the present church, dedicated to the Holy Trinity, St Peter, St Dubricius and St Peter. The village has two seasonal campsites located close to the River Wye for canoeists. Preston on Wye Preston on Wye is a village