National Natural Landmarks
Fort Rock State Monument
Fort Rock State Monument is a striking example of a circular, fort-like volcanic outcrop.
Location: Lake County, OR
Year designated: 1976
Please remember, National Natural Landmarks (NNLs) are not national parks. NNLs are owned by a variety of public and private entities and allowing visitation is at their discretion. Many NNL sites maintain public websites where additional information may be found.