Image: The Serpent Dust Devil on Mars PIA15116

Description: A towering dust devil casts a serpentine shadow over the Martian surface in this image acquired by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter. The devil is 800m in height and 30m wide.
Title: The Serpent Dust Devil on Mars PIA15116
Credit: http://www.jpl.nasa.gov/spaceimages/details.php?id=PIA15116 file
Author: NASA/JPL-Caltech/Univ. of Arizona
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Usage Terms: Public domain
License: Public domain
Attribution Required?: No