Hospital in Wales Royal Hamadryad Hospital The Hamadryad Centre, formerly the Royal Hamadryad Hospital, Cardiff Shown in Cardiff Geography Location Cardiff, Wales, United Kingdom Coordinates 51°27′45″N 3°10′29″W﻿ / ﻿51.4624°N 3.1746°W﻿ / 51.4624; -3.1746Coordinates: 51°27′45″N 3°10′29″W﻿ / ﻿51.4624°N 3.1746°W﻿ / 51.4624; -3.1746 Organisation Care system Public NHS Type Specialist Services Speciality Psychiatric hospital History Opened 1866 Closed 2002 Links Lists Hospitals in Wales