Who was XXX designed by?
Russborough House
Russborough House is a stately house situated near the Blessington Lakes in County Wicklow, Ireland, between the towns of Blessington and Ballymore Eustace and is reputed to be the longest house in Ireland, with a frontage measuring 210 m/700 ft. It is an example of Palladian architecture, designed by Richard Cassels for Joseph Leeson, 1st Earl of Milltown and built between 1741 and 1755.
Richard Cassels