Donegal tweed manufactured for centuries it took on its modern form in the 1880s, largely due to the pioneering work of English philanthropist Alice Rowland Hart. While the weavers in County Donegal produce a number of different tweed fabrics, including herringbone and check patterns, the area is best known for a plain-weave cloth of differently-coloured warp and weft, with small pieces of yarn in various colours woven in at irregular intervals to produce a heathered effect. Such fabric is often labelled as "donegal" (with a lowercase "d") regardless of its provenance. Along with Harris Tweed manufactured in the Scottish Highlands, Donegal is
Isle of Lewis Stornoway. Aside from the village of Achmore in the centre of the island, all settlements are on the coast. Compared with Harris, Lewis is relatively flat, except in the south-west, where Mealisval, , is the highest point, and in the south-east, where Beinn Mhor reaches ; but there are 16 high points exceeding in height. Southern Lewis also has a large number of freshwater lochs compared to the north of the island. South Lewis, Harris and North Uist together comprise a National Scenic Area. There are four geographical Sites of Special Scientific Interest (SSSI) on Lewis – Glen Valtos, Cnoc