Abergavenny Castle Abergavenny Castle is a ruined castle in the market town of Abergavenny, Monmouthshire, South Wales, established by the Norman lord Hamelin de Ballon in 1087. Limited Edition: 195 Image size: 30 x 30cms (paper size 35.5 x 35cms approx) Price: £85 Share on Facebook or TwitterShareTweet