Santa Monica

Santa Monica is a beachfront city in Southern California.

The Lightning Thief
After escaping the Underworld, Percy Jackson, Annabeth Chase, and Grover Underwood end up in the Pacific Ocean just outside the city. They are brought to shore by the Cost Guard and the son of Poseidon later fights Ares on a beac with in the city limits.

The Burning Maze
After saving Herophile from Caligula, Apollo and Meg McCaffrey go to an airfield within the city to fly with the body of Jason Graceto San Francisco.