Patterned Ground
Patterned ground is the distinct and often symmetrical geometric shapes formed by ground material in periglacial regions.
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Polygons on the ground
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Stone rings on Spitsbergen
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Ice wedges seen from top
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Solifluction on Svalbard
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Phoenix landing-day image near north pole of Mars showing flat terrain, containing what appears to be a polygonal pattern, stretching from the foreground to the horizon.
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This image was taken from a helicopter in Canadian Arctic
Read more about this topic: Permafrost
Famous quotes containing the word ground:
“Rational free spirits are the light brigade who go on ahead and reconnoitre the ground which the heavy brigade of the orthodox will eventually occupy.”
—G.C. (Georg Christoph)