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Here's are some older "evidence" that many believed indicated there was life on Mars.
From the above image some sleuths discovered the mystery that's on the next page.
In 2008, A blowup section of an image from the Mars rover Spirit shows what looks like a person perched atop a rock on Mars. The image, shown here, was grabbed from panoramic images taken by Spirit November 6-9, 2007.
A NASA spokesman said that the "man" on Mars is actually "a 2-inch sedimentary rock that has been eroded by the wind."
n 1976, one of the first images from the Viking 1 spacecraft showed a formation in the Cydonia region of Mars that NASA said resembled a human face. NASA scientists quickly interpreted the image as having been caused by the angle of the sun and the resulting shadows. But that didn't prevent claims that the "Face on Mars" proved there was intelligent life on the Red Planet.
The European Space Agency's Mars Express, equipped with its High Resolution Stereo Camera, revisited Mars' most famous feature in 2006.