Annabeth Chase
Daughter of Athena
Locations (18)
Empire State Building
Mount Olympus (600th Floor)
Mount Olympus sits on the mystical 600th floor of the Empire State Building. Percy visits multiple times across the series, and the final battle with Kronos takes place at its base.
Plaza Hotel
Demigod army headquarters during the Battle of Manhattan. Percy and his allies regroup here between skirmishes.
New York Public Library
Guardian Lions' Post
The lion statues Patience and Fortitude come to life and devour the Clazmonian Sow during the Battle of Manhattan, activated as part of Command Sequence 23.
Madison Square Park — Governor Seward Statue
The first automaton activated as part of Command Sequence 23 during the Battle of Manhattan.
Le Parker Meridien Hotel
Thalia suggests meeting here for cheeseburgers after the Battle of Manhattan. A well-known gathering spot for the heroes.
Williamsburg Bridge
The Apollo cabin defends this bridge during the Battle of Manhattan. Kronos attacks here, Annabeth is stabbed by Ethan Nakamura, and Michael Yew dies or disappears.
Port Authority Bus Terminal
Percy, Annabeth, and Grover catch a bus here to begin their quest west to recover Zeus's master bolt. They are attacked by the Furies on the bus.
Governor's Island
Setting of the Demigods & Magicians crossover story 'The Crown of Ptolemy,' where Percy and Annabeth team up with Carter and Sadie Kane.
Camp Half-Blood
Camp Half-Blood
The Greek demigod training camp on the North Shore of Long Island. Central hub of the entire series, appearing in every book. Protected by magical borders.
Camp Jupiter
Camp Jupiter (Roman Demigod Camp)
The Roman demigod training camp located in the Berkeley Hills near the Caldecott Tunnel. Home to the Twelfth Legion Fulminata. Percy arrives here with no memory in The Son of Neptune.
Mount Tamalpais
Mount Othrys (Titan Stronghold)
Mount Tamalpais in Marin County serves as the location of Mount Othrys, the Titans' stronghold and counterpart to Mount Olympus. Atlas holds up the sky here.
Pantheon
The ancient temple to all Roman gods. The demigods visit the Pantheon during their time in Rome, recognizing it as a place of immense divine power.
Piazza Navona
The Baroque square in Rome where the demigods encounter threats. The Fountain of the Four Rivers is a focal point of mystical activity.
Underground Rome
The Athena Parthenos Chamber
Annabeth navigates the dangerous tunnels beneath Rome alone to find the Athena Parthenos. She faces Arachne in a cavern deep underground before the floor collapses into Tartarus.
Acropolis of Athens
Acropolis (Site of the Gigantomachy)
The Acropolis and Parthenon are the site of the final battle against Gaia's giants. The demigods and gods unite here for the Gigantomachy, the climactic battle of the series.
Great Salt Lake
The Argo II passes over the Great Salt Lake area during the cross-country journey from Camp Jupiter to Rome.
Fort Sumter
The historic fort in Charleston Harbor where the demigods encounter a trap. The Civil War site holds mythological significance as a place where Roman and Greek forces clashed metaphorically.
Strait of Gibraltar
Pillars of Hercules
The strait between Spain and Morocco, known in mythology as the Pillars of Hercules. The Argo II must pass through to enter the Mediterranean, facing Hercules himself as a guardian.