Caernarfon Castle was constructed at Caernarfon in Gwynedd, north-west Wales, by King Edward I of England, following his conquest of Gwynedd in 1283. Caernarfon Castle is part of the World Heritage Site 'Castles and Town Walls of King Edward in Gwynedd'.
The ward of Caernarfon Castle, showing the Black Tower, the Chamberlain's Tower, and the Eagle Tower.
Edward I built castles and walled towns in North Wales to control the area following his conquest of the independent principality of Wales, in 1283.
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