The Mark of Athena: The Heroes of Olympus, Book 3
In "The Mark of Athena," the third book in Rick Riordan's "Heroes of Olympus" series, seven demigods from the Greek and Roman camps unite to fulfill the Prophecy of Seven, with Annabeth Chase undertaking a solo quest to follow the Mark of Athena in the hopes of reconciling the two warring factions and thwarting the ancient Earth Mother, Gaea's, dark plans.
0:00
0:00
