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.
World Advertising Research Centre - WARC
Searchable database of over 25,000 articles, case studies and summaries from 30 global content sources. Includes daily industry news service, advertising data and statistics and best practice papers.