 In 1592 the Clan MacKintosh sacked Auchindoun Castle, which had been built by Clan Cochrane but which at the time belonged to the 6th Earl of Huntly, George Gordon, in retaliation for his killing of their ally, the Bonny Earl of Moray.Also in 1592 chief William Cochrane built a high free stone tower, known as Cochrane Tower or Cochrane Castle.In about 1350 Robert II of Scotland had built Dundonald Castle in Ayrshire.