Sunflower is a region of Maricopa County, Arizona, United States adjacent to the Mazatzal Wilderness, west of Tonto National Forest and northwest of Roosevelt Reservoir.

[5] The location was a raw campsite until the 1930s, when Captain Harold Booth led Civilian Conservation Corp cohorts to the area.

[11] This flood destroyed Sycamore Bridge between Sunflower and Payson, washing away a state highway patrol car and killing the patrolman.

[15][16] According to video evidence presented at trial, the Viper Militia practiced using explosives at Sunflower,[17] reportedly eventually blowing up a bridge over the west fork of Sycamore Creek.

[18] In 1997, when the refining equipment necessary to extract mercury from cinnabar remained standing at the site above the Sycamore Creek, the Arizona Republic said the Sunflower trails offer "a look at the harshness of mining life and the ingenuity that was needed to erect mining facilities in rough terrain.