Beaumaris Castle, Harlech Castle and the fortresses of Caernarfon Castle and Conwy Castle are World Heritage Sites in Gwynedd, North Wales. They were built during the reign of King Edward I (1272-1307). They are just four of the many castles that Edward I built or rebuilt in Wales during his reign. The others include Aberystwyth, Beaumaris, Builth, Flint, Rhuddlan, Ruthin, Castell y Bere, Criccieth, Dolwyddelan and Hope.
The construction of Edward's castles is attributed to James of St George (1230-1309), an architect from Savoy. He designed Conwy, Harlech, Caernarfon and Beaumaris
Castles and Town Walls of King Edward in Gwynedd was inscribed as a World Heritage Site during the 10th session of the World Heritage Committee held at Headquarters in Paris, France, on 24 - 28 November, 1986.
World Heritage Site Inscription Details
Location: N 53 8 23 W 4 16 37 Gwynedd, North Wales.
Inscription Year: 1986
Inscription Criteria: I, III, IV