(A) Oblique View Looking Southeastward Across Gale Crater and Central Mound
"Colorized" composite of MOC wide angle and MGS laser altimeter data,
white box shows location of MOC narrow angle image M03-01521
Gale Crater's central mound contains at least 6 or 7 discinct strata of soil, each from a different era in Mar's history.
Tons of detail, diagrams, photos: