Camping ensures that the apocalypse will last until 21 October, the day on which there will be no trace of the existence of the planet.
INTERNATIONAL BUSINESS TIMES
http://www.ibtimes.com/articles/144489/20110512/may-21-judgement-day-harold-camping.htm
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Photo. http://brutalrepublic.com/wiring/Final/img/end%20of%20the%20world%202011%20family%20radio-7369.html
http://cdn.ibtimes.com/www/data/images/full/2011/05/12/96974-may-21-2011-judgment-day-rumors-triggers-fears-of-the-end-of-the-world.jpg
http://www.ibtimes.com/articles/144489/20110512/may-21-judgement-day-harold-camping.htm