akna.txt shows a portion of the Akna Mountains, which form the
western edge of Lakshmi Planum.  The crater Wanda has a diameter
of 22 km.  While the crater does not seem deformed by tectonic
activity, material from adjacent mountain areas appear to have
collapsed into it.  The ridge of mountains to the west of Wanda
is about 8 km in width.  The image is about 200 km long and 125
km wide.  It is centered at 71.5N lat., 324 east long.