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This Cryptic Internet Scavenger Hunt Has Baffled Cyber Experts For Two Years

....he was embarking on one of the internet’s most enduring puzzles; a scavenger hunt that has led thousands of competitors across the web, down telephone lines, out to several physical locations around the globe, and into unchartered areas of the "darknet”. 

Read more:
http://www.businessinsider.com/this-cryptic-internet-scavenger-hunt-has-baffled-cyber-experts-for-two-years-2013-11#ixzz2lhTIvSTq