Castles and Town Walls of King Edward in Gwynedd (added to the list in 1986)
The magnificent and well preserved castles at Beaumaris, Caernarfon, Conwy, and Harlech, with planned defended towns at Caernarfon and Conwy, are outstanding examples of medieval military architecture and planning. Beaumaris and Harlech were built by James of St George, the greatest military engineer of his day, for Edward I, king of England, as part of his campaign to conquer and rule the medieval principality of Gwynedd.
The Ucheldre Centre in Holyhead on the Isle of Anglesey is one of the leading arts centres in the country. The diverse programming weaves together two major strands: performers and artists of international standing bring high-quality arts to Anglesey, and community events nurture the creativity of local people