An SP westbound freight led by a U33C plies the single-track Palmdale-Colton Cut-off high above the double-track main line of the Santa Fe.
5934 West descends the western slope of Cajon Pass with the help of three more 20-cylinder locomotives.
BNSF 4601 leads a westbound manifest the 'wrong way' down the north track from Sullivan's Curve at Cajon, CA.
ex-ATSF GP60M #146 leads a westbound baretable train at Cajon.