Today the site is dominated by the sturdy round tower, very different in style to the unmortared slate slabs which make up the castle’s curtain walls.
Erbyn hyn, y tŵr crwn cadarn yw prif nodwedd y safle, sy’n wahanol iawn ei olwg i’r llechi heb forter a ddefnyddiwyd i godi llenfuriau’r castell.