then turn east. Union Pacific also has a second set of tracks that were the Southern Pacific tracks until they took over SP. These tracks enter the valley from the west through Ontario, passing alongside I-10 until Loma Linda, where they turn and exit the valley to the southeast. The BNSF track enters the valley from the south by Colton/Grand Terrace as well, but continues north at the Colton Crossing. It then enters the intermodal and car transfer yards, where it turns east for about one mile. It then turns north again, running alongside I-215 until it meets I-15 in Devore and exits the valley via the Cajon Pass. Union Pacific also has a line that exits the valley through the pass. The Colton Crossing, located in Colton, is the point where the tracks of the two companies cross. Airports The San Bernardino Valley is served by two major commercial airports. See also Santa Ana Valley Inland Empire Greater Los Angeles Area Southern California References Valleys of San Bernardino County, California Inland Empire Geography of San Bernardino, California Colton, California Fontana, California Redlands, California Rialto, California Geology of San Bernardino County, California Regions of California Valleys of California