Story in Stone
John Day Fossil Beds NM
A trail skirts above a small basin of blue-green claystone. The formation contains fossils of animals that lived here 25 to 30 million years ago. Photo © copyright by Robert Faucher.
A trail skirts above a small basin of blue-green claystone. The formation contains fossils of animals that lived here 25 to 30 million years ago. Photo © copyright by Robert Faucher.