Oileán Ciarraí

Castleisland, whose Irish name Oileán Ciarraí means "Island of Kerry," owes its designation to a castle constructed in 1226 by Geoffrey Maurice (de Marisco), Lord Justice of Ireland under Henry III. Though named an island, the site is actually a peninsula formed by the River Maine, which was diverted into a moat around the castle to create the defensive water barrier. The name Ciarraí itself de...