You may not know anything at all about Gaul and the Gauls, but you have probably heard the expression of Julius Caesar “crossing the Rubicon”. The Rubicon River separated Italy from the territory of Gaul, inhabited by Celtic tribes, or Gauls, as the Romans called them. The author of this book, the famous historian Emile Thevenot, talks about this amazing people, their language, customs, religious beliefs, rituals and traditions in a lively and interesting way, using various sources. The ninth edition of the book, prepared by Christian Thevenot, was published by Presses Universitaires de France in 1996 under the name Emile Thevenot. Histoire des Gaulois. Migration of the Celts to Gaul. Gallic society. Tribes and communities. Peoples. Types of settlements. Gallic civilization. Economic life. Spiritual life. Morals and religious ideas of the Gauls. Political life. The end of the independence of Gaul.