http://www.viralnova.com/missing-persons/
https://en.wikipedia.org/wiki/List_of_people_who_disappeared_mysteriously
http://www.cracked.com/article_21624_5-creepy-unsolved-disappearances-that-nobody-can-explain.html
http://www.therichest.com/rich-list/most-shocking/10-of-the-most-mysterious-unsolved-disappearances/?view=all