Áth na gCasán

Annagassan's name reflects its ancient significance as a water crossing: Áth na gCasán, the ford of the paths, where multiple routes converged at the River Glyde's passage to the Irish Sea. The settlement's greatest historical prominence came during the Viking Age. In 841 AD, Norse raiders established Linn Duachaill at Annagassan, a longphort—a fortified ship camp—contemporaneous with the foun...