text: On the other hand, scientists think that the face was not brought by aliens but in fact just a rock formation. They fortunately do have more valuable facts and information. NASA has been able to prove that the face was indeed not brought from aliens but, "Martian equivalent of a butte or mesa - landforms common around the American West." They have porven that it is just a natural landform. How? Taken from the text it says," the picture actually shows is the Martian equivalent of a butte or mesa" - whcih are landforms common around the American West.