Last updated on April 21, 2014 at 7:52 EDT
Geikie Plateau
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Geikie Plateau

April 17, 2013
A glacier between mountains on Greenland's Geikie Peninsula. The mountains on the Geikie Peninsula in Greenland consist mostly of flood basalts formed during the opening of the North Atlantic Ocean millions of years ago. Credit: NASA / Michael Studinger