A Million Penguins (A wiki novel)

[Haven]

Its a book, written by many people, and it uses a wiki to do so:

http://www.linuxinsider.com/story/9...tudents-Penguin-Books-Create-Wiki-Novel.xhtml

Certainly looks like an interesting concept. I haven't had chance to have a read yet but I will certainly try and make some time.

 

[Fuzzy Bunny]

Uncyclopedia has a similar thing called Game. It's a sort of choose your own adventure story.