The Etruscan
The Etruscan is a novel by Mika Waltari, published in 1955, telling of the adventures of a young man, Turms, which begins approximately in 480 BC. It tells of the spiritual development of Turms, as he adventures from Greece to Sicily, then to Rome and then finally to Tuscany, where he learns of his immortality and his duties to the future. There are many actual historical events in this book, but how Turms gets involved in them is fictitious.