River Wye all the way downstream from Hay to Hereford and Monmouth, and the tidal Wye to Chepstow and the Severn Estuary. There are a wide range of canoe hire and supervised trips, as well as campsites at key points on the river. Symonds Yat has a particularly popular series of rapids that was purchased by the British Canoe Union in 2003 to preserve the rapids for recreational use, canoe trips through the rapids stop next at Monmouth. There are three rowing clubs on the river at Hereford, Ross-on-Wye and Monmouth. Annual regattas are held at Ross-on-Wye and Monmouth for rowers and
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,