Wikipedia
Revision as of 17:52, 30 April 2009 by Teaspoon (talk | contribs) (Wikipedia on Wheels! moved to Wikipedia over redirect: unwheeling)
For once, a site that recognizes the importance of third-party backups! They have a main downloads page from which you can get XML dumps from individual wikis.
There's an old article dump (2008/03/12) up on the pirate bay, from the archiveteam TPB account.