 
			     
   Secure Scanned : 10/31/2025
				     Secure Scanned : 10/31/2025
                    
                    
                 
							How the Earth Was Made 2009 -
Overview:Geologists evaluate Yellowstone National Park, one of the most dangerous geological features on Earth; the park is hit by 500 earthquakes in early 2009, raising concerns a super-volcano is beginning to stir.

 
								
								
							
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