832-390367 - Medieval castle and church ruins of St. Patricks Cathedral, fully preserved round tower, ornate high cross, Rock of Cashel, County Tipperary, Ireland, Europe
847-280 - Doonagore Castle between the village of Doolin and the Cliffs of Moher on the County Clare coast, County Clare, Munster, Republic of Ireland, Europe
252-4465 - Christian ruins from 10th to 12th centuries, round tower of monastic gatehouse, Glendalough, Wicklow Mountains, County Wicklow, Leinster, Republic of Ireland (Eire), Europe
252-4469 - Monastic gateway, round tower dating from 10th to 12th centuries, Glendalough, Wicklow Mountains, County Wicklow, Leinster, Eire (Republic of Ireland), Europe