Happy Face Swiss Cheese

Swiss Cheese terrain (marked with pits) that roughly forms a happy face. These pits were found to have widened over time.

HiRise Music Video (Jan 11)

 * See Aeolis Region, Zephyria Region, Happy Face Swiss Cheese, Hellas Montes, Syrtis Major


 * http://cosmiclog.msnbc.msn.com/_news/2011/01/28/5941811-groove-to-cool-views-from-mars