Examples of aligned pit-like features visible on smooth deposits in the Ma’at region. NAC images acquired on 2014-09-30 at 09:26:53 (left panel) and on 2014-10-19 at 12:22:15 (right panel) in orange filter. Enclosed by the green dashed line, we show the region for which the local horizon has been extracted, and the red dashed line denotes the considered orientation of the features for comparison with the solar orientation (see text for details).