Old alignment of Sierra Highway showing some of the 1921 concrete in the median of the Antelope Valley Freeway.
1999 aerial photo showing the old concrete in the median of the 14 Freeway.
Alignment bypassed about 1951 by passing lanes just south of Santiago Road.
US 6 was originally paved here in 1921 and realigned in 1934. Acton was founded in 1875 as a mining town. The actual town is located about 2 miles south of here near Soledad Canyon Road.