I'd gotten interested in chess, and then I just stumbled through some chess related websites using StumbleUpon. Now I'm a premium member and I learned a million things about chess 
I am surprised that I'm the only one who found the site like this though..
How did you find chess.com
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One summer day I had an urge to play some chess. I went to Google and typed in "chess". There it was -- the first link: http://www.chess.com/.