The book "History of Ancient Irish Civilization" by the famous historian Patrick Weston Joyce tells about the development of Irish society from the earliest times to the Middle Ages. The author examines in detail the ethnic composition of the population, religious and cultural features, lifestyle and customs of the ancient Irish. In addition to scientific value, the book also has an educational component, revealing to readers the uniqueness of Ireland's history. "The History of Ancient Irish Civilization" is a fascinating journey into the past of an interesting and mysterious people.