1822
Boyle
Co. Roscommon
John Nash
Rockingham
Random Building
1810 – The Golf House, Rockingham Estate, Boyle, Co. Roscommon
1822 – Lough Key Castle, Boyle, Co. Roscommon
Architect: John Nash
Sited on Castle Island (named due to a 13th century tower on it) 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.