"Dhalgren" is a science fiction novel written by Samuel R. Delany, published in 1975. The story follows a young man known as the Kid, who arrives in the mysterious city of Bellona, which has been cut off from the rest of the world. The city is filled with strange occurrences, shifting realities, and a diverse cast of characters, exploring themes of identity, sexuality, and the nature of reality. The narrative is non-linear and often fragmented, reflecting the chaotic environment of Bellona. "Dhalgren" is notable for its experimental style and has garnered both acclaim and criticism for its complexity. It remains a significant work in the genre, influencing many writers and readers alike.