The Las Vegas Strip (also known as The Strip and to local residents as The Boulevard) is 4 mi (6.7 km) of Las Vegas Boulevard South partly in Las Vegas, Nevada, United States, that has been designated an All-American Road. Many of the largest hotels, casinos and resort properties in the world are located on The Strip. Over the years, Las Vegas Boulevard South has been called Arrowhead Highway, Salt Lake Highway, U.S. Highway 91, and 'Los Angeles Highway'. The Strip was reportedly named by police officer Guy McAfee, after his hometown's Sunset Strip, in Los Angeles.