I see it more as a snake, Slobodan.
Eric: I didn't know the name. My thoughts when cropping (only a little, Russ) to leave in the upper left bush were the same as yours: balance and also containment.
Francois: spot on, the Mesquite Dunes.
The unknown (to me) photographer and I spent the next hour or so walking along parallel dunes, he about a quarter mile further in than I. I found him a useful scale marker!