The so-called 'Weird terrain' on Mercury, at the antipodal point of the <a href="https://en.wikipedia.org/wiki/Caloris_Basin" class="extiw" title="en:Caloris Basin">en:Caloris Basin</a>.  From <a rel="nofollow" class="external free" href="http://pds.jpl.nasa.gov/planets/captions/mercury/mercter.htm">http://pds.jpl.nasa.gov/planets/captions/mercury/mercter.htm</a>.
The center of the photo is at coordinates 31 S and 17 W, and this is east of the crater Petrarch.
The original uploader was <a href="https://en.wikipedia.org/wiki/User:Worldtraveller" class="extiw" title="wikipedia:User:Worldtraveller">Worldtraveller</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>.
Transferred from <span class="plainlinks"><a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></span> to Commons.