cahir
Isaac Kremer/ September 9, 2018/ / 0 comments
In Ireland, an ancient stone enclosure, often circular in plan, which was used as a field fortification; built of uncemented masonry enclosing an area of from 40 to 200 ft (approx. 12 to 60 m) in diameter and having subterranean chambers. Photo from Wikipedia. (Harris, 1977)