| Facilities: There are no developed facilities. However, there are recreation opportunities including hiking, primitive camping, horseback riding, and hunting. Best Time To Visit: Unknown Fees: Unknown Accessibility: Unknown Rules: Some lands around the wilderness are not federally administered. Please respect the property rights of the owners and do not cross or use these lands without their permission. Directions: The 30,300-acre Trigo Mountains Wilderness is located about 25 miles north of Yuma, Arizona, in La Paz County. From Yuma, travel north along Highway 95 to the Martinez Lake Road. Travel west on Martinez Lake Road to the Imperial National Wildlife Refuge. Travel northwest on Red Cloud Mine Road to Red Cloud Wash. Roads near the wilderness include Cibola Road, Hart Mine Wash Road, and Lopez Wash Road. High-clearance or four-wheel-drive vehicles are recommended for access to the wilderness boundary. Map: Click here for a map to Trigo Mountains Wilderness Reservations: Unknown | |