The castle initially comprised a three-storey circular tower, across and high, with walls almost thick, made from massive pieces of rubble; a later survey described the tower as "a Huge Mass of Masonry".
The castle initially comprised a three-storey circular tower, across and high, with walls almost thick, made from massive pieces of rubble. The design was old-fashioned, resembling the circular keeps built by Henry VIII in the mid- 16th century; a 1715 survey described the tower as "a Huge Mass of Masonry".