The monastery of Clonmacnoise is situated in County Offaly, Ireland on the River Shannon south of Athlone. Clonmacnoise was founded in 544 by St. Ciarán.
The monastery of Clonmacnoise is situated in County Offaly, Ireland on the River Shannon south of Athlone. Clonmacnoise was founded in 544 by St. Ciarán.