15th century castle on an island for sale for £130,000, with a title The castle is sold with 240 acres of land as well as a baronial title and gold mineral rights A ruined 15th Century castle on 'Treasure Island' built for Robert the Bruce's brother is on the market Never miss another Leicestershire story by signing up to our free email updatesInvalid EmailSomething went wrong, please try again later. Sign up When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice