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.wordgumbo.com
An interesting hodge-podge of pages on various branches and individual member languages of the Indo-European family. There are vocabularies of "lesser-known" languages, and links to major on-line dictionaries of better-known ones.