May 29, 2014 01:42 pm PDT
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/RfCFkzeocz8/the-thor-odin-dome.html
The Thor-Odindome
Not a Scandinavian Thunderdome. Instead, it's a geologic formation in Canada, made from gneiss — sedimentary rock shaped by intense heat and pressure. (Thanks, Alex Witze!)Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/RfCFkzeocz8/the-thor-odin-dome.html
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