I recently found out about the real background of the Montauk Project,
Incunabula / Ong's Hat, the Mars Records, and other stories.

Have at look at:

http://www.geocities.com/PatrickJamison@rocketmail.com/

How the techniques of Alternate Reality Gaming are used to make money
from nothing.
A glimpse behind the curtain of viral marketing by merchandising of
urban legends.

Cheers,

Patrick Jamison