World's worst natural disasters

Published On: Aug 27 2011 10:16:25 PM CDT   Updated On: Mar 11 2015 11:12:29 AM CDT

Wednesday marks the fourth anniversary of a tsunami devastating Japan. Here's a list of the world's worst natural disasters.

worst natural disasters - Iran Earthquake 2003
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Salah Malkawi/Getty Images

An earthquake hit Bam, Iran, on Dec. 26, 2003. More than 26,000 people lost their lives.

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