The novel mentions and expands upon several locations in detail, including:
- Liverpool Street Station (as well as the McDonald's located there)
- Great Eastern Hotel, London (now called Andaz London Liverpool Street)
- St. Clement's Hospital, London
- Alderney Street, London
- Rue de Richelieu, Paris
- Montparnasse Cemetery
- Theresienbad
- Fort Breendonk
- Bibliotheque Nationale de France, Paris (in particular the Haut-de-jardin reading room)
- Lake Vyrnwy
