You can see the path that the hotspot carved as it moved across southern Idaho: http://en.wikipedia.org/wiki/File:HotspotsSRP.jpg http://en.wikipedia.org/wiki/

You can see the path that the hotspot carved as it moved across southern Idaho: http://en.wikipedia.org/wiki/File:HotspotsSRP.jpg http://en.wikipedia.org/wiki/File:HotspotsSRP.jpg http://maps.google.com/?ie=UTF8&ll=43.636075,-111.335449&spn=6.320504,14.18335&t=p&z=7 http://maps.google.com/?ie=UTF8&ll=43.636075,-111.335449...