grennan castle. thomastown. ireland

abandoned age aged ages ancient anglo anthony antique archaeological archaeology architecture battlements brick bricks building castle celtic countryside county culture defense destroyed eire europe european fields fitz fitzanthony fort fortification fortress fosse gaelic grass green grennan hall heritage hills historic historical house ireland irish keep kilkenny land landmark landscape leinster meadow medieval military moat motte nature norman old outdoor outdoors protection rampart rock rubble ruin ruined ruins rural scenic site stone strong thomastown tourism tower traditional travel view wall walls