Ireland, County Mayo, Killala, Killala Round Tower.

Ireland, County Roscommon, Roscommon town, The Roman Catholic Sacred Heart Church with a sunken grotto in the foreground.

Republic of Ireland, County Kildare, Castledermot, Romanesque doorway in front of St James Church which is Church of Ireland.

Republic of Ireland, County Kildare, Castledermot, Romanesque doorway in front of St James Church which is Church of Ireland and a 10th century Round Tower in the background.

Republic of Ireland, County Kildare, Kildare town, St Brigids Cathedral and Round Tower.

Republic of Ireland, County Wexford, Ferns, Anglican Cathedral Church of Saint Edan.

Ireland, County Kerry, Ardfert, Ruins of 12th century Ardfert Cathedral.

Ireland, County Kerry, Rattoo Round Tower situated in old monastic settlement.

Ireland, County Kerry, Ardfert, Ruins of 12th century Ardfert Cathedral with Temple na Hoe and Temple na Griffin in the background.

Ireland, County Cork, Cobh, St Colman̢۪s Cathedral.

Ireland, County Cork, Cork City, Saint Fin Barre̢۪s Church of Ireland Cathedral facade.

Ireland, County Longford, Longford town, St Mels Cathedral.