1172 – Christ Church Cathedral, Dublin Christ Church Cathedral is the Church of Ireland Cathedral for the Diocese of Dublin and Glendalough. Its origins date to about 1038 when the Viking settlers constructed a cathedral on this site.
1890 – St Michael’s Church (Synod Hall), Christchurch Place, Dublin Architect: George Edmund Street St Michael’s Church dating from the 12th Century is embedded in the Synod Hall of Christ Church Cathedral.