San Francisco Bay Area6 locations

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.

Caldecott Tunnel

Gateway to Camp Jupiter

The real Caldecott Tunnel in the Berkeley Hills serves as the hidden entrance to Camp Jupiter. Demigods pass through a secret passage in the tunnel to reach the camp.

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.

Mount Diablo

The climactic battle against the giant Enceladus takes place on Mount Diablo. Jason, Piper, and Leo confront the giant here to rescue Piper's father.

Wolf House (Jack London State Historic Park)

Lupa's Wolf House

The ruins of Jack London's Wolf House serve as the lair of Lupa, the wolf goddess who trains Roman demigods. Hera is imprisoned here by Gaia's forces, and the final battle of The Lost Hero takes place at the ruins.

Sutro Tower

The distinctive three-pronged broadcast tower on Twin Peaks in San Francisco. In The Tyrant's Tomb, it serves as a prison for Harpocrates and a nest for ravens.