Percy is claimed as a son of Poseidon and is assigned a quest to find Zeus's stolen master bolt. Part 3: The Quest to the West (Chapters 10-16)

Percy obtains magical pearls and gets past Cerberus, finding Hades' realm.

After a dangerous encounter at the Gateway Arch, Percy escapes into the Mississippi River.

Percy vaporizes Mrs. Dodds, a Fury, at the Metropolitan Museum of Art and discovers the world of myths.

After a Minotaur attack at Montauk leads to his mother's disappearance, Percy arrives at Camp Half-Blood . Part 2: Life at Camp Half-Blood (Chapters 5-9)