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
South Lewis, Harris and North Uist National Scenic Area the mountainous south west of Lewis, all of Harris, the Sound of Harris and the northern part of North Uist. National scenic areas are primarily designated due to the scenic qualities of an area, however NSAs may well have other special qualities, for example related to culture, history, archaeology, geology or wildlife. Areas with such qualities may be protected via other national and international designations that overlap with the NSA designation. There are several Natura 2000 sites within the designated area of the NSA. Although the national scenic area designation provides a degree of additional protection via the planning process,