User blog comment:Sannse/Important Updates on Wikia’s New Look/@comment-4663092-20100929023106/@comment-26753070-20100929034230

To import Wiki data onto another MediaWiki host, you first need to download the database, which is ready for download at Special:Statistics, you then need to use the "Import" tool on the 2nd MediaWiki project and this way you will have all the revision history with all of your data.