Paul Lyle provides a comprehensive geological history of this part of Ireland, written within the framework of plate tectonics. Illustrated in colour throughout, this introductory guide provides an attractive and highly accessible account of a remarkably diverse region. The detailed excursion guide notes, maps and field photographs enhance the reader's understanding of a fascinating succession of localities, including the Giant's Causeway World Heritage Site. Published in association with the Department of the Environment (Northern Ireland), whose support has made possible reproduction of all photographic illustrations in colour, the book is an essential purchase for visiting geologists as students, amateurs or professionals.