the island was farmed by John MacColum, known as "Johnny Colonsay", but he and his family were forced out by a plague of rats. Staffa Staffa (, ) lies about west of Mull. Its name was derived from the Old Norse for stave or pillar island, given by the Vikings as its columnar basalt reminded them of their houses, which were built from vertically placed tree-logs. The island came to prominence in the late 18th century after a visit by Sir Joseph Banks. He and his fellow-travellers extolled the natural beauty of the basalt columns in general and of the island's main sea cavern, which Banks renamed 'Fingal's Cave'. Their visit was followed by those of many other prominent personalities throughout the next two centuries, including Queen Victoria and Felix Mendelssohn. The latter's Hebrides Overture brought further fame to the island, which was by then uninhabited. It has been in the care of the National Trust for Scotland since 1986. Inchkenneth Inch Kenneth () is a small grassy island at the entrance of Loch na Keal, to the south of Ulva. The island is named after St Kenneth, a follower of Saint Columba, who is said to have founded a monastery on the island. Inchkenneth was visited in 1773 by Samuel Johnson and James Boswell during their tour of the Hebrides; they were entertained there by Sir Allan MacLean, head of the Maclean clan. Both Johnson and Boswell published accounts of their visit. Its most famous owners were the eccentric Mitford family. Nazi sympathiser Unity Mitford spent her final years on the island. Following the death of their father Lord Redesdale, the island was inherited under Scots Law by the surviving Mitford sisters and not his wife, as Lord Redesdale had willed it to his deceased son Tom. When their mother died in 1963, Nancy gave her share to Jessica, who bought the shares of Diana, Deborah and Pamela. Jessica, a former communist, teasingly suggested that it might become a Soviet submarine base. Eorsa Eorsa is an uninhabited island in to the east of Ulva. The island once belonged to the Abbey of Iona and later became the property of the Duke of Argyll. The island is the fictional setting of Nigel Tranter's 1952 novel Bridal Path, which was made into film of the same name in 1959. As the comic novel takes the perils of island inbreeding as its