Wave to Kisimul Castle as you pass on the ferry, sitting on its tiny rock in Castlebay on the Isle of Barra. This fortress was once home to the MacNeils and in the 1500s they had a clan chief who made such a nuisance of himself he gained the nickname Ruari the Turbulent. From Ruari's base at Kisimul Castle, he led raids up and down the west coast of Scotland and as far out as Ireland, pillaging any merchant ship that crossed his path. Nobody was safe from the Pirate Laird, but it's said that he