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Includes content from Vanishing Ireland, Easter Dawn, Dublin Docklands, The Irish Pub, Maxol and many more, as well as Waterways Ireland, the Past Tracks project and hundreds of historical articles on Irish families, houses, companies and events.

Notes on the Black Pig’s Dyke

The Black Pig’s Dyke is an ancient Irish earthwork composed of banks, ditches, and timber palisades, stretching across several counties. While once believed to serve as a defensive frontier for Ulster, new research suggests ritual or symbolic purposes were more likely. Recent excavations and radiocarbon dating reveal both Middle Bronze Age and Iron Age construction phases, highlighting its complex history and continued significance in Irish archaeology and folklore.