UFOSightingsDaily.com published a video (bottom of page) showcasing an interesting structure discovered from HIRISE photographs.
NASA’s HIRISE — or High Resolution Imaging Science Experiment — orbits Mars and snaps geographical imagery.
The original photo can be found on the original HIRISE site.
Since the Viking orbiters discovered the “Face on Mars” in the mid-1970’s, Mars conspiracy theorists have speculated about NASA’s role in covering up the presence of ancient artifacts on the red planet’s surface.
