Was Ireland’s Great Norman Fortress Ever Truly Impregnable? Was Ireland’s Great Norman Fortress Ever Truly Impregnable? Was Ireland’s Great Norman Fortress Ever Truly Impregnable? By Rhyanath|2026-09-10T11:44:00+00:0010 September 2026|History| Carrickfergus Castle looks unconquerable. Its record says otherwise. The fortress [...] Read More Comments Off on Was Ireland’s Great Norman Fortress Ever Truly Impregnable?