Brave New World by Aldous HuxleySlaughterhouse-Five by Kurt Vonnegut Jr.The Fellowship of the Ring by J.R.R. TolkienDune by Frank HerbertThe Hitchhiker’s Guide to the Galaxy by Douglas Adams
Best Books of the 20th Century
7,899 books — 49,787 voters
Watchmen by Alan             MooreThe Man in the High Castle by Philip K. DickMarvel 1602 by Neil GaimanSuperman by Mark MillarThe Stand by Stephen  King
Best Alternate History Novels and Stories
768 books — 1,294 voters

Dune by Frank HerbertThe Hitchhiker’s Guide to the Galaxy by Douglas AdamsFahrenheit 451 by Ray BradburyBrave New World by Aldous HuxleyDo Androids Dream of Electric Sheep? by Philip K. Dick
Best Science Fiction
3,649 books — 6,982 voters
To Kill a Mockingbird by Harper Lee1984 by George OrwellThe Hobbit, or There and Back Again by J.R.R. TolkienThe Catcher in the Rye by J.D. SalingerFahrenheit 451 by Ray Bradbury
Books That Everyone Should Read At Least Once
31,621 books — 120,394 voters

The Hitchhiker’s Guide to the Galaxy by Douglas AdamsTo Kill a Mockingbird by Harper LeeThe Hobbit, or There and Back Again by J.R.R. TolkienWatchmen by Alan             MooreDracula by Bram Stoker
Best Beginning
718 books — 651 voters
Dracula by Bram StokerThe Damnation Game by Clive BarkerIt by Stephen  KingThe Stand by Stephen  KingCrime and Punishment by Fyodor Dostoevsky
Best horror books
492 books — 361 voters

American Gods by Neil GaimanThe Complete Persepolis by Marjane SatrapiCoraline by Neil GaimanLife of Pi by Yann MartelLincoln in the Bardo by George Saunders
Best Books of the 21st Century
9,828 books — 21,991 voters