The Mark of Athena
Book 3 in the The Heroes of Olympus series
About The Mark of Athena
The third book in the Heroes of Olympus series will unite all of the beloved characters, but they number only six--who will complete the Prophecy of Seven? With a marvelous ship, fearsome foes, and an exotic setting, "The Mark of Athena" promises to be another unforgettable adventure by a master storyteller.