St Patrick's Church of Ireland Cathedral in Armagh stands on a bit of land called the ridge of the willow tree? According to legend, this land was given to St. Patrick by Irish chief Daire, after St Patrick brought him and his horse back to life.
When St. Patrick died, his followers argued about where to bury him? To settle the dispute, they harnessed two untamed oxen to a cart carrying St Patrick's earthly remains. Wherever the oxen stopped was where the saint would be buried. According to the legend, the oxen stopped when they reached Dun-lethglaisse, the site of the present Church of Ireland Cathedral, Downpatrick
I think this last one might be of interest to visit. <img src="/ubbthreads/images/graemlins/smile.gif" alt="" />