Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
www.wikia.com
A collection of freely-hosted ad-supported wiki communities. URLs like "http://yourtopic.wikia.com/". Uses the MediaWiki engine. Active since 2004.