Virtual Tour of Christ Church Cathedral in Dublin, Ireland. More info about Christ Church Cathedral: Standing on high ground in the oldest part of Dublin, Christ Church Cathedral is one of the city's finest historic buildings. Part of the Anglican Church of Ireland, the cathedral is the mother church for the diocese of Dublin and Glendalough. It is one of two Protestant cathedrals in Dublin; the other being St. Patrick's Cathedral, just to the south. The first Christianized Danish...