- The Giant"s Causeway on Ireland"s north Antrim coast is a place where myth and science meet. For over 300 years visitors have pondered the choice between giants and geology to explain this natural and cultural wonder. From tales of the Irish giant, Finn MacCool, and his building of the huge stone causeway, to the ancient and mysterious cooling of lava to form the basalt columns, The Giant"s Causeway takes the reader on an illustrated tour of the history, folklore, people, geology, wildlife, and stunning landscape of this unique place. Today the Giant"s Causeway is one of Ireland"s most popular tourist attractions, with half a million visitors each year from all over the world.