A giant rock serving as a veteran’s memorial, but actually a cell tower. Bonus, replacement cell tower branches:
Leaf Pile 3D Model
Bryolith
Bryoliths, the result of symbiosis between bryozoans and hermit crabs. Image via Wikipedia user ; lots more information and images via this article.
Bleeding Tooth Fungus
The bleeding-tooth fungus, or Hydnellum peckii. Via Wikipedia and Jessica Parris Westbrook.