[Ichneumon]

Amending my last post: What's even more striking is how much the sandstorm, and some of the geographic features, look like artificial brushstrokes, as if portions of this photo were painted on.

[MineralMan]

"Amending my last post: What's even more striking is how much the sandstorm, and some of the geographic features, look like artificial brushstrokes, as if portions of this photo were painted on.

"

I think those are windrows of sand, deposited from all the sandstorms like this one that sweep the area. Very interesting photo.