Hoping a native Spanish speaker can add to this. I don't like YA-style books, and would love to know if there's a quality sci-fi or fantasy with prose like A Hu

Hoping a native Spanish speaker can add to this. I don't like YA-style books, and would love to know if there's a quality sci-fi or fantasy with prose like A Hundred Years of Solitude (like Lord of the Rings does for English)