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How Scary Sinkholes Are Formed
Sinkholes are eating up buildings! You've seen 'em on the news, maybe even in your own neighborhoods... but what exactly causes them in the first place? Trace takes a look.
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How Scary Sinkholes Are Formed
Sinkholes are eating up buildings! You've seen 'em on the news, maybe even in your own neighborhoods... but what exactly causes them in the first place? Trace takes a look.
Date: 3/2/13
Views: 89102
Video by:  Revision3
 
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