I have listed some interesting URLs from Google,

Google Friends News Letter Archive

http://www.google.com/googlefriends/archive.html

Google Sets

http://labs.google.com/sets

Google Dance 2004

Google Dance 2005

Google Dance 2006

Google Services Tour

Building a better query with Google Search

Google Voice Search – Search with your voice, no need to type :-)

Site-Flavored Google Search

Google Ads for Paper

And at-last check out this, really interesting, Spelling Suggestion

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