Skye but the meaning of this Gaelic name is unclear. , which means "island of the mist" (a translation of the Norse name), is a poetic Gaelic name for the island. At , Skye is the second-largest island in Scotland after Lewis and Harris. The coastline of Skye is a series of peninsulas and bays radiating out from a centre dominated by the Cuillin hills (Gaelic: ). Malcolm Slesser suggested that its shape "sticks out of the west coast of northern Scotland like a lobster's claw ready to snap at the fish bone of Harris and Lewis" and W. H. Murray,
Rùm Torridonian sandstone and shales resting on Lewisian gneiss. Two of the Cuillin are classified as Corbetts: Askival and Ainshval, (Old Norse for "mountain of the ash trees" and "hill of the strongholds" respectively) and Rùm is the smallest Scottish island to have a summit above . Other hills include Hallival, Trollaval ('mountain of the trolls'), Barkeval, and Sgurr nan Gillean (Gaelic: "peak of the young men") in the Cuillin and Ard Nev, Orval, Sròn an t-Saighdeir and Bloodstone Hill in the west. It is likely that only the higher peaks remained above the Pleistocene ice sheets as nunataks. Hallival and