The geology Wales spans a very long history, from the Pre-Cambrian, through the Cambrian, Ordovician and Silurian - first identified in Wales - to much more recent Miocene rocks found in deep boreholes and, of course, glacial and post-glacial deposits.This guide describes the geological history of Wales, the evolution of its structure, its stratigraphy and the nature of the rocks and processes that have shaped the Welsh landscape. The book is fully illustrated with maps and diagrams which help to reveal the complexities of Welsh geology. The book is aimed at geology students and advanced amateurs as well as professionals who need an overview of the geology of Wales.