Not pareidolia

[vancliff]

I found this intriguing shape in one of the billion pixels mars images. Is located in one of the hills in the background of Sol 580


<a href="http://imgur.com/69oy6jS"><img src="http://i.imgur.com/69oy6jS.jpg" title="source: imgur.com" /></a>

[Marsrocks]

[vancliff]

Thanks! I did not know how to display it.