MMA Fighters — Regiment Training Center

Census-designated place in California, United States

Fort Irwin National Training Center is a major training area for the United States military in the Mojave Desert in northern San Bernardino County, California. Fort Irwin is at an average elevation of 2,454 feet (748 m). It is located 37 miles (60 km) northeast of Barstow, in the Calico Mountains.