norma desmonds run down mansion is a reflection of her as a character, reflecting her psychological state, her past, and her relationship with Hollywood. The mansion embodies Norma's obsession with fame, and her inability to accept the present. normas mansion is physcially decaying, this mirrors norma who once was a celebrated star who is now run down living in the shadows of her former glory. the mansion is stuck in time, just like norma, its filled with artifacts and photos of her stardom. this environment shows ehr refusal to move forward with the times and move past her previous fame.