Cuillin that there are no natural sources of water on the ridge (except for winter snows and melt water), although there are a few high burns just off the main ridge from which water can be obtained. Some believe the ultimate mountaineering experience of the UK is the full traverse of the Cuillin Ridge, especially under winter conditions. The Isle of Skye's position in the warm Gulf Stream makes genuine winter conditions rare, and the very short winter days probably make a 24-hour traverse impractical. The first recorded, over two days, was in 1965 by D Crabbe, B Robertson, T Patey
Lists of mountains and hills in the British Isles the concept of isolation is embedded in the "qualitative" definition of a Scottish Munro, from the Scottish Mountaineering Club requirement of "sufficient separation" (instead of prominence). Mountains in Scotland are frequently referred to as "hills" no matter what their height, as reflected in names such as the "Cuillin Hills" and the "Torridon Hills". The "Database of British and Irish Hills" ("DoBIH") was created in 2001 "with the intention of providing a comprehensive, up-to-date resource for British hillwalkers". It is now maintained by a team of eight editors, and is described by the Long Distance Walkers Association as "now the most