Doonegore Castle, Doolin. Doonagore Castle is situated on a hill about half way between the village of Doolin and the Cliffs of Moher on the County Clare coast. The castle is a round tower house with a small courtyard enclosed by a defensive wall. With its elevated position overlooking Doolin Point, the castle serves as a navigational landmark for boats approaching Doolin Pier. Source: http://www.britainirelandcastles.com/Ireland/County-Clare/Doonagore-Castle.html