Visitors climbing the 156 steps to the top of Monks Mound at Chokia Mounds State Historic Site, Collinsville, Illinois, USA. Covering 14 acres and 100 feet high, Monks Mound is the largest prehistoric earthen construction in the Americas. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / West, Jim |
Taille de l’image : | 4301 px × 2867 px |
Model Release : | Le droit n'est pas encore disponible. Merci de nous contacter avant utilisation. |
Property Release : | Non requis |
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