[cripplecreek]

More straight lines. These in Central Australia.

[Balding_Eagle]

Thanks, those pictures give another perspective.

It would be impossible to come to a good scientific conclusion based on the little information presented here.

I do appreciate the opposing view you’ve presented.

[Fred Nerks]

That, again is the result of wind action on sand.

[Windflier]

More straight lines. These in Central Australia.

Those lines aren't straight. They wave all over the place, and are obviously wind generated.

The lines in the original post are unnaturally straight, and are parallel to each other. They're also not the result of wind blown sand, as in the pics you posted.