Space Station 33.

http://www.independent.co.uk/opinion/columnists/rebecca-tyrrel/rebecca-tyrrel-if-scientologys-l-ron-hubbard-was-around-today-he-would-ban-the-number-33-7939087.html

http://www.youtube.com/watch?v=KpHhJKeTYxI

http://www.anti-scientologie.ch/xenu-forbidden-story.htm