This is not a painting, it’s a real photo that has not been photoshopped in any way. You’re looking at the Camel Thorn Trees of Naufluft park in Namibia. The backdrop is a sand dune, and the ground is blue from the shadow of the early morning sun.
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picture taken from https://www.npr.org/sections/pictureshow/2011/05/27/136711536/is-that-nat-geo-photo-a-painting
