Across
- 2. The God of Wisdom
- 8. The name of Percy's Sword
- 9. The Earth God
- 13. Twin brother of Artemis
- 15. The daughter of Athena & a mortal
- 16. Gaea's "children"
- 18. The leader of the Olympians
- 19. The goddess of love
- 20. Son of Hades
Down
- 1. Son of Mars
- 3. Zeus' wife
- 4. Twin sister of Apollo
- 5. The daughter of Bellona & quest partner to Nico
- 6. Nico's sister & daughter of Pluto
- 7. The abyss below the underworld
- 10. Something that is given to start a quest
- 11. The son of Poseidon & a mortal
- 12. Daughter of Aphrodite
- 14. The Sea God
- 17. Son of Jupiter