Have you heard there are pyramids on Mars? What about a teddy bear, a face, or a snake? As long as NASA has been snapping images of planets' surfaces, people have been spotting irregularities that resemble earthly objects. Are they real, or is this search for patterns akin to seeing familiar shapes in the clouds?
UFO Enthusiasts Spot A Snake On Mars
In the photos sent back by the Curiosity rover, some people think they see a reptile slithering through the Martian rocks.
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