https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/440577![Sand dunes trapped in an impact crater in Noachis Terra, Mars. Original from NASA. Digitally enhanced by rawpixel.](https://images.rawpixel.com/image_social_square/czNmcy1wcml2YXRlL3Jhd3BpeGVsX2ltYWdlcy93ZWJzaXRlX2NvbnRlbnQvbHIvcGQzNi0xLXBpYTE1MjgzLmpwZw.jpg)
![Sand dunes trapped in an impact crater in Noachis Terra, Mars. Original from NASA. Digitally enhanced by rawpixel.](https://images.rawpixel.com/image_social_square/czNmcy1wcml2YXRlL3Jhd3BpeGVsX2ltYWdlcy93ZWJzaXRlX2NvbnRlbnQvbHIvcGQzNi0xLXBpYTE1MjgzLmpwZw.jpg)
Sand dunes trapped in an impact crater in Noachis Terra, Mars. Original from NASA. Digitally enhanced by rawpixel.
Sand dunes trapped in an impact crater in Noachis Terra, Mars. Original from NASA. Digitally enhanced by rawpixel.
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