Click on the image labels to visit the appropriate page.

Remember, all these pictures are from the Mars Global Surveyor, and beside each image there is a link to the appropriate NASA site where you can verify the authenticity of the material presented.

All these picture are official NASA releases.

The images are not counterfeited or faked.  Except for enhancements in contrast, resolution, and obviously for modifying the color, they are the same as the originals.

In no way have the images been altered to change the content.

Color has been added (using various color schemes) to enhance the perception depth, and sometimes to point to peculiarities otherwise very hard to discern.

Real color on Mars are shades of red and brown.