W of American Falls on U.S. 30, American Falls, Idaho. County/parish: Power.
Added to the National Register of Historic Places July 24, 1978. NRIS 78001097.
1 contributing object.
Register Rock is a historic site along the Oregon and the original California trails in Power County, Idaho, United States. It is listed on the National Register of Historic Places (NFHP).
(read more...)National Park Service documentation: https://catalog.archives.gov/id/84251085