Close-up of petroglyph at Chaco Canyon, an ancient Anasazi cultural and administrative center in New Mexico which was the site of dozens of impressive stone buildings. No one today knows the meaning of this rock art or when it was created, but it may date back more than a thousand years. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Matulavich, Peter |
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Länge: | 15 Sekunden |
Seitenverhältnis: | 4:3 |
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