This version has instructions as follows:
Bold the ones you've read, italicize the ones you fully intend to read someday. :) If it's a series and you've read one or more, but not all of the books, underline it.
1. The Lord Of The Rings Trilogy, by J.R.R. Tolkien
2. The Hitchhiker's Guide To The Galaxy, by Douglas Adams
3. Ender's Game, by Orson Scott Card - I've read the story, but I remember it being a short story so am not sure whether I really do count as having read it.
4. The Dune Chronicles, by Frank Herbert - I've read the first 3 or 4 books.
5. A Song Of Ice And Fire Series, by George R. R. Martin - Have book, need time.
6. 1984, by George Orwell
7. Fahrenheit 451, by Ray Bradbury
8. The Foundation Trilogy, by Isaac Asimov - I've read the first book.
9. Brave New World, by Aldous Huxley
10. American Gods, by Neil Gaiman - Have book, need time.
11. The Princess Bride, by William Goldman
12. The Wheel Of Time Series, by Robert Jordan Lasted about eight books into this one.
13. Animal Farm, by George Orwell
14. Neuromancer, by William Gibson
15. Watchmen, by Alan Moore
16. I, Robot, by Isaac Asimov
17. Stranger In A Strange Land, by Robert Heinlein
18. The Kingkiller Chronicles, by Patrick Rothfuss
19. Slaughterhouse-Five, by Kurt Vonnegut
20. Frankenstein, by Mary Shelley
22. Do Androids Dream Of Electric Sheep?, by Philip K. Dick - I think. I read a lot of Dick's books at once, fairly much, and do have this one, but most of my memories are from the marginally related film.
23. The Handmaid's Tale, by Margaret Atwood
24. The Dark Tower Series, by Stephen King
25. 2001: A Space Odyssey, by Arthur C. Clarke
26. The Stand, by Stephen King
27. Snow Crash, by Neal Stephenson
28. The Martian Chronicles, by Ray Bradbury
29. Cat's Cradle, by Kurt Vonnegut
30. The Sandman Series, by Neil Gaiman
31. A Clockwork Orange, by Anthony Burgess
32. Watership Down, by Richard Adams
32. Starship Troopers, by Robert Heinlein
33. Dragonflight, by Anne McCaffrey
34. The Moon Is A Harsh Mistress, by Robert Heinlein
35. A Canticle For Leibowitz, by Walter M. Miller
36. The Time Machine, by H.G. Wells
37. 20,000 Leagues Under The Sea, by Jules Verne
38. Flowers For Algernon, by Daniel Keys - I'm not sure if the version I read was a short story, or if it was just a short novel in the first place.
39. The War Of The Worlds, by H.G. Wells
40. The Chronicles Of Amber, by Roger Zelazny
41. The Belgariad, by David Eddings
42. The Mists Of Avalon, by Marion Zimmer Bradley
43. The Mistborn Series, by Brandon Sanderson
44. Ringworld, by Larry Niven
45. The Left Hand Of Darkness, by Ursula K. LeGuin
46. The Silmarillion, by J.R.R. Tolkien
47. The Once And Future King, by T.H. White
48. Neverwhere, by Neil Gaiman
49. Childhood's End, by Arthur C. Clarke - I think so, anyway.
50. Contact, by Carl Sagan
51. The Hyperion Cantos, by Dan Simmons - Read the first book.
52. Stardust, by Neil Gaiman
53. Cryptonomicon, by Neal Stephenson
54. World War Z, by Max Brooks
55. The Last Unicorn, by Peter S. Beagle
56. The Forever War, by Joe Haldeman
57. Small Gods, by Terry Pratchett
58. The Chronicles Of Thomas Covenant, The Unbeliever, by Stephen R. Donaldson - One and a half books was all I could stand.
59. The Vorkosigan Saga, by Lois McMaster Bujold - Have read "The Warrior's Apprentice" (I think that was the one anyway?) Didn't really grab me but have heard so much that is good about this series since then that I probably should give it another try.
60. Going Postal, by Terry Pratchett
61. The Mote In God's Eye, by Larry Niven & Jerry Pournelle
62. The Sword Of Truth, by Terry Goodkind
63. The Road, by Cormac McCarthy
64. Jonathan Strange & Mr Norrell, by Susanna Clarke
65. I Am Legend, by Richard Matheson
66. The Riftwar Saga, by Raymond E. Feist - As long as it hasn't developed any further since the books I read (the first three).
67. The Shannara Trilogy, by Terry Brooks - I think I've read them all. I remember getting bored with another Shannara book but I think it was after he started trying to milk the franchise again.
68. The Conan The Barbarian Series, by R.E. Howard - One short story in a collection, and countless adaptations.
69. The Farseer Trilogy, by Robin Hobb
70. The Time Traveler's Wife, by Audrey Niffenegger
71. The Way Of Kings, by Brandon Sanderson
72. A Journey To The Center Of The Earth, by Jules Verne
73. The Legend Of Drizzt Series, by R.A. Salvatore
74. Old Man's War, by John Scalzi
75. The Diamond Age, by Neil Stephenson
76. Rendezvous With Rama, by Arthur C. Clarke
77. The Kushiel's Legacy Series, by Jacqueline Carey
78. The Dispossessed, by Ursula K. LeGuin
79. Something Wicked This Way Comes, by Ray Bradbury
80. Wicked, by Gregory Maguire
81. The Malazan Book Of The Fallen Series, by Steven Erikson
82. The Eyre Affair, by Jasper Fforde - Have book, need time.
83. The Culture Series, by Iain M. Banks - This one, I've actually started, and just need to dig out the motivation to finish.
84. The Crystal Cave, by Mary Stewart
85. Anathem, by Neal Stephenson
86. The Codex Alera Series, by Jim Butcher
87. The Book Of The New Sun, by Gene Wolfe
88. The Thrawn Trilogy, by Timothy Zahn
89. The Outlander Series, by Diana Gabaldan
90. The Elric Saga, by Michael Moorcock
91. The Illustrated Man, by Ray Bradbury
92. Sunshine, by Robin McKinley
93. A Fire Upon The Deep, by Vernor Vinge
94. The Caves Of Steel, by Isaac Asimov
95. The Mars Trilogy, by Kim Stanley Robinson
96. Lucifer's Hammer, by Larry Niven & Jerry Pournelle
97. Doomsday Book, by Connie Willis
98. Perdido Street Station, by China Mieville
99. The Xanth Series, by Piers Anthony
100. The Space Trilogy, by C.S. Lewis