http://tools.wikimedia.de/~leon/stats/wikicharts/index.php?lang=en&wiki=enwiki&ns=articles&limit=100&month=04%2F2007&mode=view continually calculates the most viewed pages on each of all the "Wikipedian projects":www.wikimedia.org offered. The above link is preset to view the top 100 articles viewed during April 2007 for "English Wikipedia":http://en.wikipedia.org/wiki/Main_Page. In case you were wondering, 11% of the top viewed articles involved some sexual content and the number one searched definition in "English Wiktionary":http://wiktionary.org/ was "MILF":http://en.wiktionary.org/wiki/MILF. Aren't you glad to know that one of the "most visited sites in the world":http://www.alexa.com/site/ds/top_sites?ts_mode=global&lang=none is being put to good use.