Ross Castle, Dalysbridge, Cavan Rostrevor, Down Round Tower, 112 feet high, 17-1/2 feet from perpendicular, Lough Rea, Galway Rutland, Letterkenny, Donnegal Sacred Fire, Kildare St. Declan's Stone, Dungarvon, Waterford St. Doulogh's Church, Dublin St. Fechin's Monastery, Fore, Westmeath Saintfield, Comber, Down St. Finian's Well, Downpatrick, Down St. Kevin's Keeve, Glendaloch, Wicklow St. Mary's Church, Wexford St. Olan's Cap, Macroom, Cork St. Patrick's Cathedral, Dublin St. Patrick's Grave, Downpatrick, Down St. Scordin's Well, Downpatrick, Down Salmon Leap, Ballyshannon, Donnegal Sarah Bridge, Dublin Saul Abbey, Downpatrick, Down Scalp (The), Bray, Wicklow Scraba Mountain, Newtonards, Down Scullabogue, Wexford Seven Churches (The), Glendaloch, Wicklow Shaalan Lake, Dalysbridge, Cavan Shanes Castle, Antrim Shankhill Lead Mines, Bray, Wicklow Shelton, Arklow, Wicklow Shillelagh Forest, Arklow, Wicklow Sixmile Bridge, Clare Skehewrinky, Mitchelstown, Cork Skellig Islands, Iveragh, Kerry Slane, Navan, Eastmeath Sleigh Grian, Tory Hill, Knocktopher, Kilkenny Slemish Mountain, Ballymena, Antrim Slieve Croob, Ballynahinch, Down Sligo, Sligo Sloane (Sir Hans) born, Killyleagh, Down Snowton Castle, Balruddery, Dublin Spanish Armada wrecked, Kilfenora, Clare Spanish Entrenchment, Ross Stewart Hall, Dungannon, Tyrone Stone Bridge, Lismore, Waterford Stone Cross (Ancient), Dromore, Down Strabane, Tyrone Strangford, Down Struel Wells, Downpatrick, Down Subterraneous Cave, Balrichan, Dundalk, Louth Swadlinbar, Cavan