Thurles is a town situated in North Tipperary, Ireland. It is a civil parish in the historical barony of Eliogarty and is also an ecclesiastical parish in the Roman Catholic Archdiocese of Cashel and Emly. It is the site of the diocesan cathedral. Thurles is located in the south-east of North Tipperary and is surrounded by the Silvermine Mountains (to the north-west) and the Slieveardagh Hills (to the south-east). The town itself is built on a crossing of the River Suir. The mild climate and the waters of the Suir have combined to produce some of the finest agricultural land in Ireland.