Trapped! (46920571961).jpg
[https://www.flickr.com/people/71688597@N05 UAHiRISE (NASA)]
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Trapped! (46920571961)
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Trapped! (46920571961), This cluster of dunes finds itself within an impact crater that also features ridges on its floor, as well as pole-facing gullies. What to do?  NASA/JPL/University of Arizona [
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トラップで!
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トラップド!どうしたらいいの?NASA/JPL/アリゾナ大学
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