This challenge runs from November 1 2008 - November 1 2009 and sounds like lots of fun.
To read one book in at least 10 of the following genres: crime fiction, detective fiction, mystery fiction, horror fiction, thriller fiction, romance fiction, science fiction, action/adventure fiction, fantasy fiction, realistic fiction, historical fiction, and western fiction. Specific definitions of these genres can be found in this post.
The rules can be found at the sign-up post.
Crime Fiction: A Jolly Good Fellow - Stephen Masse
Detective Fiction: Farthing - Jo Walton
Mystery Fiction: Atonement - Ian McEwan
Horror Fiction: Pet Semetary - Stephen King
Thriller Fiction: My Swordhand is Singing - Marcus Sedgwick
Romance Fiction: Last Chance Saloon - Marian Keyes
Science Fiction: The Adoration of Jenna Fox - Mary E. Pearson
Action/Adventure Fiction: Enchantment - Orson Scott Card
Fantasy Fiction: The Novice - Trudi Canavan
Realistic Fiction: The Tea House on Mulberry Street - Sharon Owen
Historical Fiction: The Other Boleyn Girl - Philippa Gregory
Western Fiction: Freedom to Love - Rhonda Kulczyk
Fortunately I may change the list at any time :)