Flagstaff

Flagstaff is the capital of Caesar's Legion, located in what used to be northern Arizona.

Background
Before the Great War, Flagstaff was the first city in a series of carjackings committed by "Shanghai Sally," an alleged Chinese spy.

In 2255, the ruins of the city were taken over by Caesar's Legion who christened it as their new capital.

Appearances
Flagstaff is mentioned in Fallout: New Vegas, the Fallout: New Vegas Official Game Guide and the Fallout 76 add-on Wastelanders.

Behind the scenes
Flagstaff is based on the real world location Flagstaff, Arizona.