Gothic literature is a genre that emerged in the late 18th century, characterized by its focus on the mysterious, supernatural, and macabre. It often features dark settings, such as haunted castles or eerie landscapes, and explores themes of fear, madness, and the unknown. Notable works include Mary Shelley's "Frankenstein" and Edgar Allan Poe's short stories. The genre combines elements of horror and romance, creating an atmosphere of suspense and dread. Gothic literature often includes complex characters, such as tortured souls or tragic heroes, and delves into psychological themes. Its influence can be seen in modern horror and fantasy literature.