Hay-on-Wye the north-easternmost tip of the Brecon Beacons National Park, just north of the Black Mountains. The town is just on the Welsh side of the border with Herefordshire, England, here defined by the Dulas Brook. Where the brook joins the River Wye just north of the town, the border continues northwards along the river. The Wye was the boundary between the former counties and districts of Radnorshire and Brecknockshire. The adjacent village of Cusop lies on the English side of the Dulas Brook. The nearest city is Hereford, county town of Herefordshire, some to the east. The Royal Mail depot
River Wye, Derbyshire River Wye, Derbyshire The River Wye is a limestone river in the Peak District of Derbyshire, England. It is in length, and is one of the major tributaries of the River Derwent, which flows into the River Trent, and ultimately into the Humber and the North Sea. The river's source lies just west of Buxton, on Axe Edge Moor. Part of the flow passes underground through Poole's Cavern before rising at Wye Head, and flowing through the Pavilion Gardens in Buxton. It then flows east, along a route roughly followed by the A6 road. It enters the Peak District, flows