The Gold-Bug
Written in 1843, "The Gold-Bug" is Edgar Allan Poe's only extended adventure tale, blending mystery, cryptography, and psychological suspense into a narrative about obsession and hidden treasure. The story follows the narrator's attempts to understand his friend William Legrand's sudden descent into apparent madness after he discovers a mysterious golden beetle on Sullivan's Island near Charleston, South Carolina. As the narrator becomes entangled in an expedition to find buried treasure, Poe explores themes of rationality versus obsession, the power of symbols and codes, and the fine line between genius and lunacy.