Hay-on-Wye railway station Hay-on-Wye railway station Hay was a railway station serving the town of Hay-on-Wye in Powys, Wales. Hay had one of the earliest railway stations in the country, being part of a horse-drawn tramway. The Hay Railway opened from the Brecon & Abergavenny Canal at Brecon to Hay on 7 May 1816. The line was opened from Hay to Clifford Castle on 30 July 1817. The line was not completed between The Lakes at Clifford and Eardisley until 1 December 1818 because of the problem of the river crossing at Whitney-on-Wye. The Hay Railway was sold in 1860 to the Hereford,
England–Wales border Silures, traditionally the area between the rivers Usk, Wye and the Severn estuary. It was centred at different times on "Venta" (Caerwent), from which it derived its name, and "Isca Augusta" (Caerleon). Gwent generally allied with, and at various times was joined with, the smaller Welsh kingdom of Ergyng, centred in present-day southern Herefordshire west of the Wye (and deriving its name from the Roman town of "Ariconium"); and the larger kingdom of Glywysing in modern Glamorgan. The name Glywysing may indicate that it was founded by a British native of "Glevum" (Gloucester). The Battle of Mons Badonicus, circa 500,