Planned disasters and underground Shelters
(Good Video)
http://www.youtube.com/watch?v=RcNmcw76H0w&feature=related
http://www.youtube.com/watch?v=4eykH0_7y_U&feature=related
http://www.youtube.com/watch?v=I_GqDosNIxU&feature=related
http://www.youtube.com/watch?v=r6BhX3s4WZQ
World-Wide Government Underground shelters
http://www.youtube.com/watch?v=pNenVOrIrD0&feature=related
http://www.youtube.com/watch?v=vS--u6rah6k&feature=related