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Mystery mounds seen from space

Our monthly roundup of cool views from outer space includes this picture, showing a weird assortment of frost-covered mounds as seen from orbit. But where do you suppose the picture was taken? Morocco? Montana? Mercury? Mars? Take a guess, then click through March's edition of the Month in Space Pictures slideshow to get the answer. And if you're just dying to look at the answer key immediately, click on this link.

More space slideshows:

Alan Boyle is's science editor. Connect with the Cosmic Log community by "liking" the log's Facebook page, following @b0yle on Twitter and adding the Cosmic Log page to your Google+ presence. To keep up with Cosmic Log and the rest of's science and space coverage, sign up for the Tech & Science newsletter, delivered to your email in-box. You can also check out "The Case for Pluto," my book about the controversial dwarf planet and the search for new worlds.