Giant's Causeway is obviously the most exceptional landmark of Northern Ireland. Looking at the hexagonal basalt columns, of different height and size, with perfectly even sides, it's difficult to believe that they were formed only by natural processes. Their resemblance to ancient ruins may lead you to believe that some mystical beings created this phenomenon a long time ago. No wonder, in the course of the centuries, many legends and myths came into existence in relation to the origin of the eerie formations. Moreover, not far away from Giant's Causeway, you can walk over the famous Carrick-a-Rede rope bridge and admire the cliffs, crashing waves and rugged coastline