* The United States: The story begins in the United States, specifically in a small town in Virginia where the protagonist, Daniel, lives.
* The Red Cell: This is a secret underground organization that operates in various parts of the world, including Eastern Europe and the Middle East.
* The Red Cell's Base: The Red Cell's base is located in a remote and isolated location, which is not specified but is likely in a mountainous area, perhaps in the Balkans.
* Various other locations: The story also takes place in other locations, including Washington, D.C. and a coastal city in Florida.
The story is set in a modern-day world, and the specific locations are not always clearly defined, which adds to the sense of mystery and intrigue.