Thus they are common in Ireland, Scotland, Wales (where they occupy about 20% of the country) and western England, especially Devon, Cornwall and the Lake District. They also occur in the Appalachian Mountains and on the west coast of North America.
These entities are prevalent in Ireland, Scotland, Wales (which has roughly 20% covered by them), and parts of western England like Devon, Cornwall, and the Lake District. They can be found in the Appalachian Mountains and on the west coast of North America.