The definitive guide to one of Ireland's most fascinating natural and cultural wonders. The Giant's Causeway is a place where myth and science meet. Were the spectacular basalt columns formed through the rapid cooling of lava from an underwater volcano, or created by mythical Irish giant, Finn MacCool? For centuries visitors have explored the causeway's unique rock formations. Today the Giant's Causeway is one of Ireland's most popular attractions, with three-quarters of a million tourists each year from all over the world. This book takes the reader on an illustrated tour of this unique place. With a wealth of recent research into the landscape, history, folklore, wildlife and the underwater world, it includes walks and driving routes through the beautiful surrounding north Antrim coast.