Henry Gwyn-Jones describes it as “love at first sight”. The British property developer and businessman had been hunting for an Irish home for some time, but, as he made way through the gates at Ballynatray House, a Georgian mansion on the banks of the Blackwater River in Youghal, Co Cork, he knew his search had ended. So, in 2014, he bought the house, along with its 400 acres, for €12 million. This is not just a holiday outpost. Gwyn-Jones spends 60 to 70 per cent of his time in Ballynatray and he has invested heavily in the estate. There has…