Arcade Publishing’s “The Oldest Enigma of Humanity” by Jean-Jacques Lefrère is a nonfiction book delving into the mysteries of prehistoric cave paintings and the enigmatic origins of human civilization. This hardcover book, published in 2014, offers a comprehensive exploration of the ancient artifacts and theories surrounding our earliest ancestors. With a dust jacket featuring captivating artwork, this book is intended for adult audiences interested in science, history, and the complexities of prehistoric societies.