A TOUR BOUND NORTH WALES. 85 



and a ftrong wall and fofs all round. In 

 this wall is a tower, called Twr y Silod, yet 

 {landing. The principal entrance was from 

 the north-weft, flanked by two round 

 towers. The two oppolite to thefe are 

 very much fhattered, but the remainder are 

 pretty entire. 



This caftle, according to Powel and 

 Camden,* was built by Llewelyn ap 

 Sitfylt, who reigned in Wales from 1015 

 to 1 020, and made this the place of his re- 

 fidence. But Dugdale and Carte -j- both 

 fay, that it was erected by Robert de Rhyd- 

 dkn, nephew and lieutenant to Hugh Earl 

 of Chefter, in the reign of William the 

 Conqueror, in order to reftrain the excur- 

 fions of the Welfh, and that he was placed 



* Ann.PoveliGir.Oamb.X. Itin.Camb. Lib. II. 

 c. 10. p. 873. Cough's Camd. II. 588. 



t Dugdale's Baronage, I. 36. Carte's Hiftory of 

 Kngl. I. 466. 



G 3 there 



