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,
Cuillin and magnetic abnormalities that make compass reading unreliable. The majority of scramblers heading on to the Black Cuillin do so via routes from Glenbrittle (where there is a campsite and a youth hostel) or Sligachan for the northern peaks: due to the remoteness of Loch Coruisk, which can only be reached by boat or a "c." 10 km walk from Elgol, routes starting from this side are less frequented. In addition to climbing individual peaks, there is the challenge of a full traverse of the main Black Cuillin ridge. Although only in length, the average traverse is likely to take