but there are some theories such as:

http://en.wikipedia.org/wiki/Moon_landing_conspiracy_theories

The Great Moon Hoax
http://science.nasa.gov/science-news/science-at-nasa/2001/ast23feb_2/

Was the Apollo Moon landing Fake ?
(And why haven't we been back to the moon in 41 years?))
http://www.apfn.org/apfn/moon.htm

fact is always fictitious than fiction ;)
amuze yourself