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John Day Fossil Beds

John Day Fossil Beds
John Day Fossil Beds. Photo by B. Carson.

Sheep Rock is an icon of North American Tertiary vertebrate paleontology. Located within John Day Fossil Beds National Monument, the peak and surrounding badlands contains a remarkable sequence of very diverse fossils including early horses, rhinoceroses, canids, and over 30 other mammalian families entombed in reworked volcanic sediments.

Location: Grant County, OR

Year designated: 1966

Acres: 2,000

Ownership: Federal, Private

For additional information see:

← Back to NNL listing for OR.

← Back to listing of all states and territories.

Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.

Last Updated: June 28, 2012