Los Cerritos Road is an approximately six-mile corridor located east of Turlock Lake. Los Cerritos Road begins at Lake Road in Stanislaus County and terminates at Keyes Road (County Route J16) in Merced County. Los Cerritos Road was developed as an access highway to the construction site of Turlock Lake during the 1910s. The corridor was originally called "Fanning Road" in reference to a local property owner who lived on the Tuolumne River. The modern name "Los Cerritos Road" first appears on the 1960s-era maps. Part 1; the history of Los Cerritos Road Prior to the construction of Turlock Lake Dam much of southeast Stanislaus County was devoid of infrastructure and roadways. This lack of development can be seen southeast of Roberts Ferry and the Tuolumne River on the 1906 Map of Stanislaus County . Los Cerritos Road was constructed as an access roadway out of the Snelling area to the site of the Turlock Lake reservoir at Three ...
Penon Blanco Road is an approximately 4.5 mile rural one-lane highway located in the Coulterville area of Mariposa County. This highway is named after the ghost town of Peñón Blanco and was once part of a cutoff from Don Pedro Bar to Big Oak Flat. The Peñón Blanco town site was established near the namesake Peñón Blanco Mine in 1849. The Peñón Blanco Mine extracted hard rock gold ore which would consume the town site during the 1860s. Part 1; the history of Penon Blanco Road Penon Blanco Road is named after the early California Gold Rush town of Peñón Blanco . The Peñón Blanco town site was established near the namesake Peñón Blanco Mine in 1849. The Peñón Blanco Mine extracted hard rock gold and would consume the town site during the 1860s. Reportedly the mine had a 20-stamp mill and was actively worked as part of the larger Coulterville mining district until 1912. Peñón Blanco (shown as Pena Blanca) can be seen northwest of Coulterville on the 1893 USGS map of S...