Mariner 4 Image of The Orcus Patera Region on Mars

This Mariner 4 image of the Orcus Patera region was taken with the sun only 13 degrees from vertical, so the topography is difficult to discern. Some raised areas can be seen at upper left. Orcus Patera is located in western Amazonis Planitia. centered at 12 N, 182 W. The resolution is about 3 km and north is up.