[2] The remaining sections of the castle walls and motte stand on a spur where a tributary stream meets the River Usk, in a more elevated position than the rest of the town, which was planned around it.
[5] Hugh's services were called upon by King Edward I of England to train Welsh men-at-arms and transform the royal levy into a disciplined medieval army capable of conquering Wales; he led both cavalry and 6,000 infantry recruited in the Welsh Marches for King Edward's forces.
[6] He fought against Rhys ap Maredudd during his rising from 1287 to 1291, and died in 1293, the last of the family in the direct line.
[7] The castle was refortified in stone from 1242 when Sybil Turberville, Hugh's daughter, married Sir Grimbold Pauncefote (or "Paunceforte"), who thus gained possession.
[5] It was walled with substantial stone towers and a large bailey, a home castle befitting an important Royal ally in Wales.