The famous Glacial Boulder Trailhead in Yellowstone National Park begins near a giant erratic that was dropped there as glaciers retreated during the last glaciation. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Science Source / NPS Photo / Jim Peaco |
Taille de l’image : | 3020 px × 2000 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |