The following can be interpreted as symbols in "Désirée's Baby."
pillar in front of the Valmondé home: Strength and protection. Monsieur Valmondé found Désirée sleeping next to the pillar when she was a baby. As a young woman, she leans against it when Armand notices her.
L'Abri: The foreboding appearance of this plantation home symbolizes Armand's dark moods.
bonfire: The destruction of the memory of Désirée and the baby.
October sunset: The ending of Désirée's marriage to Armand.