Check out this area.
BTW, those pictures came from the central area of this region.
On that second picture I posted above, notice how that large crater melted the ground ice and erased the cracks. This crater is typical of the more recent craters of the area. They have a ‘pancake’ or mud-like appearance. There must be water frozen under ground.
here is another picture with /mud. Cracks and ‘pancake’ craters..