1725 - 1730
Remains of circular-plan folly tower, dated 1727, rubble limestone built, battered base. Remains of crenellations. Remains of pointed arch opening with red brick voussoirs. Rubble stone crenellated boundary wall to site.
Unusual folly feature prominently sited on very edge of coast. Though in ruins, former shape and form are implied. Built in honour of Sarah Sidon by 5th Earl of Inchiquin and forms part of former Rostellan Demesne.