If you loved how A Canticle for Leibowitz explores the cycles of humanity—from post-apocalyptic ruins to the return of knowledge—The Book of the New Sun offers a similarly vast journey through a far-future Earth. Follow Severian’s pilgrimage in a world both ancient and futuristic, where the echoes of lost empires and mysterious technologies unfold across ages.

If you were captivated by the monks preserving knowledge in A Canticle for Leibowitz, you’ll appreciate how Earth Abides follows Isherwood Williams as he rebuilds civilization after a global plague. The book’s meditative approach to the end—and possible rebirth—of society echoes the quiet perseverance and loss you encountered in Miller’s work.

If the monastic life and spiritual inquiry in A Canticle for Leibowitz spoke to you, The Sparrow delves into the intersection of faith, science, and the unknown as Jesuit priest Emilio Sandoz journeys to another planet. The book’s probing of religious conviction and human frailty makes it a natural companion.

If you found yourself reflecting on the nature of progress, memory, and human purpose in A Canticle for Leibowitz, you’ll be drawn to the subtle, haunting dilemmas faced by the students of Hailsham in Never Let Me Go. The novel quietly explores what it means to be human and the costs of knowledge and survival.

If you were fascinated by the richly detailed monastic order and the relics of lost technology in A Canticle for Leibowitz, Dune will immerse you in the politics, ecology, and religious mysticism of Arrakis. Herbert’s universe is as meticulously constructed and full of layered histories as Miller’s.