We just talked about Google Fight recently; today ww've found SearchFight Search Fight is like Google Fight only you can try your fight across multiple search engines. This is a good way to get a sense about the size of different search engines, too.

The Librarians' Index to the Internet (LII) has an extensive collection of links related to the Olympics
Olympics fans, whether you are sports fans otherwise, need to check this out

NewsLookup is interesting in that you can break out your results by source type (Magazine, Radio, Newspapers, Internet) and other variables with six pull-down menus underneath the query box.