Superstition: http://urbanlegends.about.com/cs/historical/a/friday_the_13th_2.htm http://www.hauntedamericatours.com/HOLIDAYS/ (img is from here as well) http://www.youtube.com/watch?v=2UeSvnMprLQ - video http://www.nowpublic.com/environment/2012-end-world-0 - 2012