ナショナルジオグラフィックのインスタグラム(natgeo) - 1月22日 04時38分

Photo by George Steinmetz @geosteinmetz | Dot-shaped barchan dunes migrate with the wind across the plains of Wadi Hazar, in the Yemeni part of the Rub al Khali (Empty Quarter). Some stuff, like this unusual natural phenomenon, you don’t find in school books: “The universe is not only queerer than we suppose, but queerer than we can suppose.”—J. B. S. Haldane #paramotor To explore more of our Earth from above, follow @geosteinmetz.

[BIHAKUEN]UVシールド(UVShield)

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