A close up of the Martian terrain recently taken by the rover Curiosity?
Arizona mountainous dessert region taken from a satellite?
A microscopic view of a horrible skin disease?
Looks like a section of dirty tire, LOL!
the peel of a tree ?
Perhaps a magnified view of a rock surface? Kotel stones?R. Halevy,Rio de Janeiro, Brazil.
This is a aerial view of the remains of an ancient city near Ashkelon/Ashdodd or somewhere near there (forgot where). There were two photos taken of the area and I don't remember which online newsite.