CITATIONS.

http://upload.wikimedia.org/wikipedia/commons/e/e3/Kheops-Pyramid.jpg
http://upload.wikimedia.org/wikipedia/commons/9/93/Great_Pyramid_of_Giza_2010.jpg
http://www.outsidethebeltway.com/wp-content/uploads/2012/07/Giza-Pyramids.jpg
http://www.indiwall.com/big-wallpaper/1600x1200/hd-wallpapers-egypt-pyramids-great-pyramid-giza-1600x1200-wallpaper.jpg
http://archive.archaeology.org/0705/etc/pyramid.html
https://lh6.googleusercontent.com/-2SRHljnWPdQ/TdViJ_WtTzI/AAAAAAAABPA/UT0pBnl7PV0/s800/Pyramid%2520of%2520Giza%2520Passage%252039m%252026%2520degrees.jpg
http://fusionanomaly.net/kingschamber.jpg
http://upload.wikimedia.org/wikipedia/commons/d/d0/Cheops_grote_gallerij.jpg
http://www.airpano.com/files/Egypt-Cairo-Pyramids/photos/tansformers_2.jpg
http://www.greatpyramidexplanation.com/easyNews/NewsLeggi.asp?IDNews=8
http://atlaspub.20m.com/giza/pg4.htm
http://sistercities.lacity.org/images/map/giza.jpg
http://i.dailymail.co.uk/i/pix/2011/05/25/article-0-0C43691500000578-871_634x494.jpg
http://nuclearpyramid.com/greatpyramid/fig001.gif
guardians.net/egypt/gp4.htm
http://science.nationalgeographic.com/science/archaeology/giza-pyramids/
http://farm3.staticflickr.com/2406/1889423386_b30f7aae7a.jpg
http://www.nationalgeographic.com/pyramids/khufu.html
http://www.britannica.com/EBchecked/topic/234470/Pyramids-of-Giza
http://www.pbs.org/wgbh/nova/pyramid/explore/gizahistory.html
http://www.gizapyramids.org/static/html/about.jsp
http://www.touregypt.net/featurestories/giza.htm
http://upload.wikimedia.org/wikipedia/commons/a/af/All_Gizah_Pyramids.jpg