plane103:
Glendalough - monastic settlement in County Wicklow founded by St Kevin in 498 AD and reaching its peak in 9th century.
plane103:
The Rock of Cashel - given to the church in 1101, buildings date from the 11th and 12th centuries
plane103:
Brian Boru took possession of the Rock of Cashel from the McCarthy tribe in the 10th century and then his descendents gave it to the church