If you enjoyed that experience, read The Book of the New Sun, by Gene Wolfe (5 books, 1-2 and 3-4 commonly printed as combined volumes: Shadow & Claw, Sword & C

If you enjoyed that experience, read The Book of the New Sun, by Gene Wolfe (5 books, 1-2 and 3-4 commonly printed as combined volumes: Shadow & Claw, Sword & Citadel, The Urth of the New Sun). I re-read them this spring, and they remain among the top ~3 series I've ever (re-)read.