Constructed in 1858, this was the route of the Crescent City Turnpike. Following the present Elk Valley Road to Old Camp Lincoln, it then crossed the ridge, forded Smith River to Low Divide, and continued to Jacksonville, Oregon by way of various gold camps.

California Registered Historical Landmark No. 645

Plaque placed by the California State Park Commission in cooperation with the Del Norte County Historical Society, August 23, 1958.