Final answer:
Both 'The Haunted Palace' and 'The House of Usher' were once grand structures, experienced a downfall, and contained elements of the supernatural.
Step-by-step explanation:
The Haunted Palace and The House of Usher have several things in common.
First, they were both once grand structures, filled with opulence and beauty.
Second, they both experienced a downfall, with the deterioration of the buildings reflecting the decline of their inhabitants.
Finally, both stories contain elements of the supernatural, with mysterious occurrences and eerie atmospheres.
Learn more about Comparison of 'The Haunted Palace' and 'The House of Usher'