These images of Mars are just unspeakably gorgeous.

It's been 10 years since Spirit and Opportunity, our two intrepid robot-representatives in space, began roving across the surface of Mars to see what they could see — now some of the very best images are being sent over to live at the Smithsonian as part of an exhibit of images from Mars.

The pictures range from a desolate look over the dunes (above); a Martian sunset; a close-up look at the loose, blueberry-like hematite stones that are embedded into the surface; and a colorized landscape that shows the differences in weathering along the landscape.

Here are some of the best:

These images of Mars are just unspeakably gorgeous.

These images of Mars are just unspeakably gorgeous.

These images of Mars are just unspeakably gorgeous.

These images of Mars are just unspeakably gorgeous.

Images: NASA/JPL-Caltech/Cornell University