Carmarthen Castle was one of the largest castles in medieval Wales. It was also one of the most important, in its role as a centre of government and as a Crown

This fascinating selection of photographs traces some of the many ways in which Carmarthen has changed and developed over the last century.

In 1277, Llywelyn ap Gruffudd, Prince of Gwynedd, met with Edward I of England in Aberconwy to finalise a treaty that would change the fate of both nations. His