Based on what? Your say so? The Weekly World News?
Here's a higher resolution pic: http://www.msss.com/mars_images/moc/2003/09/15/DandM100.gif
You can draw all the pictures of Indiahhead Md. you want, that's irrelevant.
Actually, it's perfectly relevant to your anthropomorphizing rocks on Mars. Even more relevant to the discussion is this picture, also linked from the site you learned about Martian 'pyramids'
Based on what? Your say so? The Weekly World News?
The images are sufficiently obvious.