Close-up of the chalk that makes up Monument Rocks National Natural Landmark near Oakley,Kansas. These chalk layers were deposited in the Western Interior Seaway over 80 million years ago | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Highfill, Kenneth M. |
Bildgröße: | 4950 px × 3300 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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