1. Because one whole season takes place in a span of one day: 24 hours.
2. Because it stars some of the best TV actor's in the world.
3. Because of Jack Bauer.
4. Brought Us David Palmer
5. Because of great characters that came to their own, as Tony Almeida.
6. It gave us the one of the best friendships of all time in Jack and Tony.
7. Because it brought us the most popular, on-air longest lasted 24 relationship: Tony & Michelle.
8. It always kept us guessing for most of all thrill of 24 hour ride.
9. Because each season, there would be at least one episode that leaves you speechless.
10. Gave us over 8 years of greatness .
11. Will hopefuly provide an outstanding movie in the near future.
12. Because of the Nina Myers betrayal moment [1x23].
13. Because it brought us Gregory Itzin as the superb Charles Logan.
14. Because it gave us one of the finest seasons in television history Season 5
15. Because it brought us 8 seasons without being cancelled.
16. Because of the ticking time clock and boxes.
17. Because it has brought some amazing people together on this board, united under one great show.
18. Because of the action packed scenes.
19. Because of the emotional heart-to-heart scenes
20. Because it always keeps you at the edge of your seat with the suspense and cliffhangers.
21. Because it gives us some great season finales.
22. Because even after all this time, David Palmer is still considered one of the best fictional Presidents.
23. Because Jack Bauer is still one of the most famous and highly regarded character within the Action/Thriller/Crime genre, along with Jason Bourne and James Bond.
24. Because Kiefer Sutherland was born to portray Jack Bauer.
25.Because Sarah Clarke managed to portray both good and evil versions of the same character brilliantly.
26. Because for the ABC show Scandal people say, and I quote: "Mrs. Grant harkens back to the days of Sherry Palmer on 24"
27. Because it has a 5,965 page wikia site
28. Because back in 2009 'aoltv' had a poll for the best tv shows, '24' won with over half of the votes.
29. Because of the outstanding guest stars.
30. Because even Presidents are fans of the show.
31. Because Season 5 won all sorts of awards.
32. Because of the score music done by composer Sean Callery.
33. Because Mary Lynn Rajskub and Carlos Bernard are hilarious, both on and off screen.
34. Because Jack Bauer made the word 'Dammit' a classic.
35. Because Mary Lynn Rajskub made it cool to be a computer nerd.
36. Because this show has shown us that 24 hours can be a very long day.
37. Because there's over 1000 minutes per season and all of them awesome!
38. Because just like on the show, watching 24 allows you to get no sleep.
39. Because you can watch one episode, two episodes, a disc or more and enjoy it just the same.
40. Because 24 showed us how corrupted the government could be.
41. Because it is seriously addictive.
42. Because even [at times] the annoying characters had great storylines.
43. Because its casting is spot on as all the actors are fantastic playing their roles
44. Because this show could get you sad over a death from a character you hated.
45. Because they have provided some of the greatest tv deaths of all time.
46. Because of the dysfunctional families.
47. Because of its set in 3 cool states- New York, Washington and LA.
48. Because the betrayal that's coming, you never saw it coming.
49. Because it continued to break the boundaries of TV
50. Because two first in the White House. First African American President 'David Palmer' and first 'Female President 'Allison Taylor.
51. Because it was the first major TV series that Kiefer Sutherland signed up for.
52. Because you have to watch the show from the beginning, cause everything ties to that.
53. Because you can watch one series and it to work as a stand alone season, but in each season there's something to reward long term fans.
54. Because of the emotional attachment to it's viewers.
55. Because it creates likeable, dependable characters like Aaron Pierce
56. Because just when you think it's over, something else happens.
57. Because there are lots of emotional sub-plots.
58. Because you can get anyone into this show.
59. Because you can get hooked from whatever first episode you watch.
60. Because of the brilliant plotlines.
61. Because of the interesting politics
62. Because Shannen Doherty is a fan of the show, even did commentary for a episode.
63. Because Kim Bauer is referenced in Happy Endings.
64. Because 24 had a valid California fan phone number (310-597-3781) that led to an actual telephone on the set.
65. Because each season there were layers of villains.
66. Because even some of the villains are fan favorites.
67. Because there was always one comedy character to provide comic relief.
68. Because 1x24 featured possibly the most defining moment of the entire series, it made you realize no one is safe.
69. Because they did a risky move, that got slaughtered when Dallas did it, in bringing someone back to life, but due to superb writing, it received critical acclaim.
70. Because it ended with not just a bang but its original convictions intact.
71. Because it was a worldwide success, and was initially most popular in England.
72. Because of the Barack Obama & Jack Bauer popular online 24 parody.
73. Because it leads so well to music videos.
74. Because you'll learn how to use a gun and hot-wire a car by watching 24.
75. Because its given me a greater interest in issues like torture. (Tim)
76. Because on 04-20-2012. TWOP listed both Palmer & Logan in the list of best politicians, Still remembered.
77. Because S1 E24 is still generally regarded as one of the greatest episodes of all time, as well as one of the most shocking endings, and that moment changed TV forever.
78. Because each character has their defining moment.
79. Because it can be watched for educational, as well as recreational, purposes as it offers an interesting insight into pressing issues of the day.
80. Because Jack Bauer can go against you and back it up with results.
81. Because the season has had so much potential, and potential still exists as they left the last season wide open.
82. Because no storyline is predictable.
83. Because no one ever forgets their first awesome Jack Bauer moment.
84. Because it's never a dull moment to watch Bauer racing against the clock as he attempts to stop multiple terrorist plots.
85. Because of the Almeidaisms
86. Because like majority of fans, Mary Lynn Rajskub wants resurrect David Palmer back to the 24 movie.
87. Because Digital Spy ranked Edgar Stiles' death as the second best TV death.
88. HitFix listed 24 as one of the top 10 best shows in FOX network history.
89. Because Jack started the first season with his family and begun the final season with his family.
90. Because even a person who hates politics would love the politician storylines on 24.
91. Because of the shocking twist and turns.
92. Because of the David Palmer and Jack Bauer friendship.
93. Because of the unique way that the show ended on a high.
94. Because IGN counted down '24's' top ten greatest moments before the show's ending.
95. Because the Alan York twist made us go.
96. Because the women can be just as badass as the men on 24.
97. Because it has become an educational reading.
98. Because just when you think it's all over.... guess again.
99. Because Barack Obama refers to Dennis Haysbert as Mr President
100. When commenting on 24, Stephen King said and I quote: "So good, it's scary."
101.Because 100 reasons just scratches the surface on this great show- most shows would struggle to get 10!
102. Because of the car chases.
103. Because of the shootouts
104. Because of the sacrifices characters are willing to make for another.
105. Because there are characters with multi-dimensions.
106. Because the ability the show had to make us sad over deaths of characters we may have not liked/loved.
107. Because a favourite of both Bill Clinton and George Bush.
108. Because they had anything you can ask for in characters: good, bad, annoying, misunderstood. All different layers.
109. It made the audience engage with challenging issues
110.