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.
opera.stanford.edu
Includes libretti, source texts, performance histories, synopses and discographies plus pictures and background information. Extensive links to composers, librettists, operas, opera companies and opera people. From Stanford University.