This fortress-palace on the banks of the River Seiont is grouped with Edward I’s other castles at Conwy, Beaumaris and Harlech as a World Heritage Site.
Dyma gawres o gaer ar lannau Afon Seiont sydd wedi’i grwpio gyda chestyll eraill Edward I yng Nghonwy, Biwmares a Harlech i ffurfio Safle Treftadaeth y Byd.