text: Jim Garvin, cheif scientist of Nasa's exploration program says As a rule of thumb, you can discern things in a digital image 3 times bigger than the pixel size, he added. So, if there were objects in this picture like airplanes on the ground or Egyptian-style pyramids or even small shacks, you could see what they were! The picture of the Face is actually showing the Martain equivellent of a butte or mesa- landforms common around the American West. It reminds me most of Middle Butte in the Snake River Plain of Idaho." Says Garvin. "Thats a lava dome that takes the form of an isolated mesa about the same height as the Face on Mars.