Circa 1832 with later alterations. 12-13 mile-long, roughly 6 foot high drystone island perimeter wall, incorporating numerous window-like openings; associated stone-built circular-plan 'punds' situated to N around Dennis Head.
Location map of North Ronaldsay, Sheep Dyke and Associated Punds, Cross and Burness, Scotland. Click to enlarge.
Aerial view of North Ronaldsay, Sheep Dyke and Associated Punds, Cross and Burness, Scotland. Click to enlarge.
