Started in 1277 Flint castle is the earliest and most unusual of Wales’ English-built castlesFlint was the first castle to be constructed as part of Edward I campaignagainst Llywelyn ap Gruffydd in north Wales.Visit Date April 2024Flint Castle from the river DeeEdward I (also known as Edward Longshanks was King of England from 1272 to 1307) took great care in choosing the location. Flint's low-lying...