Example of natural soil erosion, forming a cliff, from water drainage in Custer State Park, South Dakota. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Krasemann, Stephen J. |
Taille de l’image : | 5000 px × 3338 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |