Monument Rocks, also known as Chalk Pyramids, a Niobrara chalk formation on the plains in western Kansas, USA. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / West, Jim |
Taille de l’image : | 5454 px × 3636 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |