The unusual stone mesas of the Cydonia region on Mars are quite striking in appearance. This mesa, when lit from just the right sun angle, can appear similar to a human face and became famous as the Face on Mars in 1976 Viking orbiter images.
The unusual stone mesas of the Cydonia region on Mars are quite striking in appearance. This mesa, when lit from just the right sun angle, can appear similar to a human face and became famous as the Face on Mars in 1976 Viking orbiter images.
The unusual stone mesas of the Cydonia region on Mars are quite striking in appearance. This mesa, when lit from just the right sun angle, can appear similar to a human face and became famous as the Face on Mars in 1976 Viking orbiter images. (Photo by: Universal History Archive/UIG via Getty Images)
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Album / Universal Images Group / Universal Science Images \ UIG