giant's causeway, county antrim, northern ireland

outdoor outdoors outside exterior exteriors europe western united kingdom uk ireland northern county antrim ulster giant 039 causeway causeways nature natural landscape landscapes scenery scenic scenics water sea seascape seascapes coast coasts shore shores coastal crag crags rock formation formations basalt geological geology phenomena phenomenon landmark landmarks deserted solitude quiet quietness tranquil tranquility calm calmness silence unesco world heritage travel travels travelling traveling locations