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,
Cheviot Hills they are separated from the Cheviot Hills by the Tyne Gap, part of which lies within the southern extent of the Northumberland National Park. The Cheviot Hills are primarily associated with geological activity from approximately 480 to 360 million years ago, when the continents of Avalonia and Laurentia collided, resulting in extensive volcanic activity (the Caledonian orogeny) which created a granite outcrop surrounded by lava flows. The area enjoys a general right to roam under both the English Countryside and Rights of Way Act 2000 and the Scottish Land Reform (Scotland) Act 2003. The Southern Cheviots include the Otterburn Training