U.S. Route 80 in Arizona structures including historic motor hotels among other roadside attractions and local businesses. This list follows the 1951 alignment. The following is an incomplete list of notable attractions and structures along old US 80 in Arizona: U.S. Route 80 in Arizona U.S. Route 80 (US 80) also known as the Ocean-to-Ocean Highway, the Broadway of America and the Jefferson Davis Highway was a major transcontinental highway which existed in the U.S. state of Arizona from November 11, 1926, to October 6, 1989. At its peak, US 80 traveled from the California border in Yuma to the New Mexico state line near
Arizona State Route 68 trucks and recreational vehicles traveling between Arizona and Las Vegas, Nevada via US 93, due to the heavy vehicle restrictions over Hoover Dam. The detour was temporary and was removed in 2010, when the new bypass was completed south of the dam . SR 68 was a 2 lane highway and had a high grade going through the Black Mountains. The highway was expanded to 4 lanes in the mid-1990s and now has a smoother ride through the mountains. Arizona State Route 68 State Route 68, also known as SR 68, is an east–west highway in northwestern Arizona running from