Curiosity on Mars photographed this block of concrete 17 November 2012.
Click here for larger version of top photo: http://www.ufodigest.com/sites/default/files/field/image/Beton-orig_0.jpg
Above this photo to us. It was taken by the robot on the ground on Mars "Curiosity" November 17, 2012, and posted on the official website December 17, 2012. I red arrowed this nice geometric block with two rods that we perceive at the end of this block as a block of reinforced concrete sum. And to compare with what we have here on Earth, see these two images, for example concrete block ... :
The photo in question that interests us here. Coordinates are: photo taken Nov. 17, 2012, and posted on the official website by December 17, 2012: MASTAM RIGHT SOL 101
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