“Alluvial Fans in Saheki Crater, Mars” was uploaded to Flickr

Alluvial fans are gently-sloping wedges of sediments deposited by flowing water. Some of the best-preserved alluvial fans on Mars are in Saheki Crater, an area that has been imaged many times previously. via NASA ift.tt/1UKgLwX
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Alluvial Fans in Saheki Crater, Mars was taken on March 22, 2016 at 06:14AM