: A son of Mars who starts as a "klutz" but possesses a unique ancestral power that allows him to shapeshift.
: This is the only book cover in the original Heroes of Olympus series that shows Percy Jackson from the front. The Son of Neptune
: The story mirrors The Lost Hero by featuring a protagonist who has lost his memories. For Percy, the only thing that remains is a single name: Annabeth . : A son of Mars who starts as
: Readers are introduced to Camp Jupiter , a highly organized, Roman-themed military outpost in California. Unlike the summer-camp vibe of Camp Half-Blood , this is a structured city with legions, strict hierarchies, and a history of discipline. For Percy, the only thing that remains is
: The trio must travel to Alaska —a land "beyond the gods"—to free Thanatos (the god of Death) and stop the rise of the earth goddess, Gaea . Quick Stats & Trivia Published : October 4, 2011. Word Count : Approximately 117,675 words .
: Son of Poseidon (Neptune), struggling to reclaim his identity while leading a new group.