It shows that Olympus Mons sits off to the west of the main Tharsis rise rather than on its western flank as was thought.

BBC: New view of giant Martian volcano

The volcano data have been merged with an image of Olympus Mons taken by the Viking Orbiter spacecraft of the 1970s and vertically exaggerated by a factor of 10.

BBC: New view of giant Martian volcano

The topography also clearly shows the relationship between the scarp of the Olympus Mons, unique on Mars, and structures produced by the collapse of the flanks of the volcano.

BBC: New view of giant Martian volcano