Interstate 15
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Interstate 15 is a major Interstate Highway in the Western United States, running through Southern California and the Intermountain West. I-15 begins near the Mexican border in San Diego County and st
Northbound I-15 makes a steep descent from the Mountain Pass into the Ivanpah Valley
Aerial view of I-15 looking south from Sunset Road in the Las Vegas Valley
I-15 passes through the Virgin River Gorge, Arizona, revealing scenic reddish brown cliffs
I-15 in Arizona
Interstate 40
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Interstate 40 is a major east–west transcontinental Interstate Highway in the southeastern and southwestern portions of the United States. From west to east, it passes through California, Arizona, New
Interstate 15
…1,433.52 mi (2,307.03 km) Existed August 14, 1957–present NHS Entire route Major junctions South end I-8 / SR 15 in San Diego, CA I-10 in Ontario, CA I-40 in Barstow, CA I-11 / US 93 / US 95 in Las Vegas, NV I-70 near Cove Fort, UT I-80 in Salt Lake City, UT I-84 from Riverdale, UT to Tremonton, UT I-86…
A sign at the start of I-40 in Barstow, California, showing the distance to the freeway's eastern terminus in Wilmington, North Carolina. This sign has been stolen several times.
A sign displaying the distance to Barstow near Wilmington. This sign is no longer posted by NCDOT due to the frequency of its theft.
I-40 westbound heading toward Flagstaff
An at-grade intersection on I-40 in Texas, 2003