Here is the new picture of what is happening under Yellowstone.
Yellowstone Magma
Harry Allen
Saturday, April 25, 2015
Friday, April 10, 2015
Columbia Gorge Video
Terry sent a link to a 22 min. Video on the development of the Columbia gorge.
Have a look.
Columbia Gorge
Harry Allen
Have a look.
Columbia Gorge
Harry Allen
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