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.gigamonkeys.com
By Peter Seibel; Apress, 2005, ISBN 1590592395. Focus: putting CL to practical use with example projects: spam filter, ID3 parser, Shoutcast server. Source code downloads. Full version online.