The gatekeeper of the Underworld who Percy meets first.
Who is Cerberus?
This creature tries to stop Percy and friends in a fast-food store.
Who is Medusa?
The Underworld is located beneath this city in the modern world.
Where is Los Angeles?
Percy discovers that the real thief of Zeus' bolt is this person.
Who is Luke?
Percy says this about the underworld when he first enters.
What is "It's worse than I imagined" / "Dark and scary"
Percy tricks this god by swapping a stolen item.
Who is Hades?
Percy realizes Hades does not have the bolt but instead accuses him of stealing this.
What is the helm of darkness?
The figure who transports Percy and his friends through the Underworld.
Who is Charon, the ferryman?
To escape Hades, Percy and friends must navigate through this type of obstacle.
What is a trap / maze / guarded corridor?
Percy learns a surprising fact about the powers of this god while returning the bolt.
Who is Poseidon?
Hades' words to Percy when accusing him of stealing the helm.
What is "You took something that belongs to me" / "Return it"
Annabeth demonstrated cleverness by solving this problem in the Underworld.
What is the passage through dangerous areas / the escape plan?
Hades' palace is described as this type of place.
What is dark and gloomy and made of black stone?
Percy notices that the shadows in the Underworld look like these.
What are trapped souls/shades?
Pecry notices the Underworlds entrance is dishuised as this ordinary location.
What is a recording studio / office building?
Hades initially thinks Percy has stolen this item.
What is the helm of darkness?
Annabeth warns Percy to be careful of these is the Underworld.
What are illusions / tricksters / shades?
Grover shows bravery in the Underworld by doing this.
What is confronting monsters / protecting Percy?
This character shows unexpected kindness to Percy in the Underworld.
Who is Persephone, Hades' wife.
Percy must fight this being to escape Hades' realm.
What is the hell hound / minotaur remains / Underworld guards?
This location serves as the final confrontation with Luke.
What is Mount Olympus / Empire State Building?
The betrayl that nearly ruins the quest comes from this side
Who is the seemingly good demigod Luke?
Percy reflects on the importance of this after escaping the Underworld.
What is Bravery / friendship / loyalty?
This character betrays Percy near the end of the quest.
Who is Luke?
Percy learns that escaping the Underworld requires passing through this part of Los Angeles.
What is the elevator to the surface, Hollywood office area?
This type of mythical item helps Percy survive encounters in the Underworld.
What is Riptide?
Percy realizes the quest will end successfully only if he does this.
What is return the bolt without anger or betrayal / trust his friends?
Percy realizes that anger and revenge are dangerous and must rely on this instead.
What is cleverness / friendship / trust?
Percy's final thought about Luke and the prophecy.
What is "I can's trust him" / He's dangerous but cunning?
Percy finally delivers the bolt back to this god.
Who is Zeus?