The Giants Causeway, Co. Antrim, Northern Ireland, The Giant's Causeway, renowned for its polygonal columns of layered basalt, is the only World Heritage Site in Northern Ireland. Resulting from a volcanic eruption 60 million years ago, this is the focal point of a designated Area of Outstanding Natural Beauty and has attracted visitors for centuries. It harbours a wealth of local and natural history.
August 8th, 2012
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