Dún Briste – Ireland’s Dramatic Sea Stack Split From the Mainland
In the Irish town-land of Knockaun, 80 meters off Downpatrick Head stands a colossal, 50 meters in height, sea-stack called Dun Briste (The Broken Fort). The surrounding cliffs, including the rock formation, were formed about c. 350 million years ago, when the sea temperatures were much higher than today. Every year, Downpatrick Head is visited…
