1822 – Lough Key Castle, Boyle, Co. Roscommon

Architect: John Nash

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Sited on Castle Island (named due to a 13th century tower on it, known as McDermott’s Castle) in Lough Key, and locally attributed to John Nash. Built originally as a folly or large summerhouse for nearby Rockingham House. After being a ruin for many years, it is currently undergoing restoration.

Published October 28, 2012 | Last Updated November 18, 2024