the jail cell
This is a small space where the narrator is forced to examine his actions and his life. He still refuses to take responsibility for his actions.
the narrator’s home
The first house becomes a prison cell for the wife and the pets. The reader discovers that the family has been rich and even had servants. When the house is destroyed by fire, after years of abuse, the pets finally escape their awful "home," and die tortured by the flames.
The bedroom wall that is left standing after the fire with its raised image of the cat foreshadows the second cat’s arrival in the man’s life. It also represents the psychological hold that Pluto has on the narrator.
the yard of the burned house
This is the place where Pluto is hung. This foreshadows the death of the narrator as he will be hung the next day after his story is completed.
the new house
The second house is old and depressing. The family has lost their wealth in the fire.
the bar where the second cat is found
The bar is a dirty, dank place where the narrator notices the cat sitting atop a huge barrel of wine.
the cellar
The cellar is another important aspect of setting.
One day she [the wife] accompanied me, upon some household errand, into the cellar of the old building which our poverty compelled us to inhabit…
It becomes a horrific scene because the wife innocently tries to protect her pet but is brutally killed. Her tomb becomes the cellar wall where her body will decompose and eventually be mutilated by the second cat, who has to live there for four days