Mountains?

• by Augris

  What's this? Are those mountains, or something completely different?

  Posted February 14, 2014 6:26 PM

• by Kitharode moderator

  These are 'spider' channels carved into the surface. They are 'a few' metres deep. Keep in mind that sunlight comes in from bottom right so the left hand side of the channels are lit up, with the right side being in shadow.

  Posted February 15, 2014 5:04 PM