St Patrick's Cathedral built
1191 CE.
Shown on the map at 53.339°, -6.271°.
Saint Patrick's Cathedral (Irish: Ard-Eaglais Naomh Pádraig) in Dublin, Ireland is the national cathedral of the Church of Ireland. Christ Church Cathedral, also a Church of Ireland cathedral in Dublin, is designated as the local cathedral of the Diocese of Dublin and Glendalough.
Text from the Wikipedia article St Patrick's Cathedral, Dublin, licensed CC BY-SA 4.0.