Wednesday, February 5, 2014
The New Madrid Fault
A couple years ago, I wrote a post that included a description of the 1811/1812 New Madrid earthquakes in the Mississippi River Valley. The Survival Blog recently had a letter posted by a geologist discussing the dangers from another quake along the New Madrid Fault that is worth reading.
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VIDEO: Largest Prehistoric Copper Mine
The world's largest prehistoric copper mine was at a place called Kargaly, northeast of Caspian Sea. VIDEO: " The Largest Prehisto...
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