Portal:Scottish islands/Did you know/17

• ... that Skaill House (pictured), the most complete 17th-century mansion in Orkney, is built on a Pictish burial ground and overlooks the neolithic site of Skara Brae?
• ... that the German battleship SMS Markgraf is a popular diving site in Scapa Flow, where it was scuttled in 1919?
• ... that Ímar founded a dynasty which provided multiple kings of Dublin, Northumbria and the Isles?
• ...that in 1759, François Thurot's ship set out to create a diversion from an invasion of Britain only to learn, after months of storms and starvation, that the invasion fleet had been defeated before it even left France?