sentences:  The community is named for Harrison Yarnell, a later prospector, who discovered the Yarnell mine in 1873.Old U.S. Route 89 (now State Route 89), which goes through Yarnell, was paved in 1933, and for many years was the main highway from Phoenix to Wickenburg, Prescott and northern Arizona.On June 30, 2013, the Yarnell Hill Fire destroyed half of the town and killed 19 firefighters.