Below is a photographic essay from Time Magazine, as well as a letter from Hajj. Pretty amazing stuff.
http://www.time.com/time/asia/photoessays/mecca_hajj/1.html
http://www.time.com/time/asia/photoessays/mecca_hajj/letter_hajj.html

Who I am: a simple man with a love for travel. Why the site? to both share my experiences as well as help others make their own adventures.