Cuillin He partnered Louis Agassiz on his trip to Scotland in 1840 and although they subsequently argued, Forbes went on to publish other important papers on Alpine glaciers. In 1904 Alfred Harker published "The Tertiary Igneous Rocks of Skye", the first detailed scientific study of an extinct volcano. The Cuillin encompasses a wide range of habitats, changing with altitude. At the base there are conifer plantations, coastal woodlands and areas of heather moorland and rough grassland. The lower slopes are covered by various different types of bog, with grassland on the better-drained slopes that are found above 400 m. Higher up,
Lowther Hills Dalveen Pass and to the Lowther Hills beyond and for hill walkers they merge into the Queensberry Hills which lie between them and the Forest of Ae. Mitchellslacks, on the northern edge of the Forest Ae, and which provides access to Queensberry Hill, along with nearby Locherben, were the homes of the Harknesses involved in the Covenanter ambush. The Lowther Hills are one of the birthplaces of Scottish winter sports. Curling in the Lowthers can be traced back to 1777, when the Wanlockhead Curling Society –one of Scotland's first Curling societies- was created. Scotland's first boys' Curling club was established