View of several ancient cliff dwellings in Walnut Canyon, Arizona, USA. The ruins are nearly 1, 000 years old and were built beneath limestone ledges by members of a prehistoric Native American culture referred to as the Sinagua.. Numbering about 80, they were inhabited for about 150 years, | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Matulavich, Peter |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Länge: | 15 Sekunden |
Seitenverhältnis: | 16:9 |
Restrictions: | - |