South of Valles Marineris
This picture was taken by the High Resolution Stereo Camera (HRSC) on board ESA’s Mars Express orbiter, in colour and 3D, during orbit 18 on 14 January 2004 from a height of 275 kilometres.
The location is south of Valles Marineris at 15° South and 323° East. The resolution is 12 m per pixel, the area is 50 kilometres across and shows a tectonically controlled karst-like structure in a vertical view. North is at top.