Red channel is MOC red wide angle image 40301, the blue channel is MOC blue wide angle image 40302, and the green channel is synthesized by averaging the red and blue bands.
North is up, illumination is from the lower right.
North is up, illumination is from the right. Two images were taken 9 months apart by Mariner 9 in 1972 to provide this high-resolution, stereoscopic view of the summit of Elysium Mons. The two volcanoes show many similarities. North is up, illumination is from the left. North is approximately up, illumination is from the right.