Are there any great novels that have not been adapted into movies yet? Which ones do you think would make excellent films if they were ever made into one?

some additional detail about the novels I mentioned: "The Night Circus" by Erin Morgenstern is a fantasy novel set in a magical Victorian-era circus. The story revolves around a competition between two young illusionists who are trained since childhood for a mysterious game that only one of them can win. The novel is known for its lush and atmospheric descriptions, making it a prime candidate for a visually stunning film adaptation. "The Shadow of the Wind" by Carlos Ruiz Zafón is a captivating mystery that unfolds in post-war Barcelona. The plot follows a young boy who discovers a mysterious book in the Cemetery of Forgotten Books and becomes embroiled in a complex and dangerous mystery. The novel's evocative setting and intricate storyline provide ample material for a compelling cinematic experience. "The Amazing Adventures of Kavalier & Clay" by Michael Chabon is a Pulitzer Prize-winning novel that tells the story of two Jewish cousins who create iconic comic book characters during the golden age of comics. The novel combines elements of history, adventure, and personal drama, offering rich material for a visually dynamic and emotionally resonant film adaptation. "Circe" by Madeline Miller is a reimagining of the Greek myth of Circe, the sorceress from Homer's "Odyssey." The novel explores Circe's journey from a misunderstood and underestimated nymph to a formidable and independent witch. With its intricate characters and lush mythological world, "Circe" presents an opportunity for a visually stunning and thematically rich cinematic adaptation. "Station Eleven" by Emily St. John Mandel weaves together the stories of various characters navigating a post-apocalyptic world after a flu pandemic devastates civilization. The novel skillfully combines elements of survival, art, and human connection, offering a thought-provoking and emotionally resonant narrative that could translate powerfully to the screen. These novels contain rich storytelling, vivid settings, and compelling characters, making them ripe for successful adaptations into compelling and visually stunn