Limestone layers rest atop columnar basalt in the Grand Canyon along the Colorado River (133 mi.),Arizona | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / McConnaughey, Frederick R. |
Bildgröße: | 3421 px × 5108 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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