The Dark Side of the Moon

http://ca.music.yahoo.com/blogs/stop-the-presses/pink-floyd-dark-side-40-years-later-40-205227757.html

The pyramid-shape is part of a reoccurring theme found throughout human history.
http://desert-shapes.blogspot.ca/2013/03/there-is-nothing-in-desert-and-no-man.html

The_Dark_Side_of_the_Moon has remained as one of the most popular music albums ever produced.

http://en.wikipedia.org/wiki/Classic_Albums:_Pink_Floyd_%E2%80%93_The_Making_of_The_Dark_Side_of_the_Moon

The perception of coincidence and synchronicity remains open to interpretation.
http://en.wikipedia.org/wiki/Dark_Side_of_the_Rainbow

http://www.themoneymasters.com/mm, http://www.youtube.com/watch?v=fEqkphVOkHc,
http://www.thepowerhour.com/news4/wizard_of_oz_what_it_means.htm

http://vigilantcitizen.com/moviesandtv/the-occult-roots-of-the-wizard-of-oz