Forest. Wilderness areas There are seven official wilderness areas lying within San Bernardino National Forest that are part of the National Wilderness Preservation System. One extends into neighboring Angeles National Forest and three into land that is managed by the Bureau of Land Management (as indicated). Bighorn Mountain Wilderness (mostly BLM) Cahuilla Mountain Wilderness Cucamonga Wilderness (partly in Angeles NF) San Gorgonio Wilderness (partly BLM) San Jacinto Wilderness Santa Rosa Wilderness (mostly BLM) South Fork San Jacinto Wilderness Esperanza Fire The five-member crew (Mark Loutzenhiser, Jess McLean, Jason McKay, Daniel Hoover-Najera and Pablo Cerda) of the San Bernardino National Forest Alandale Fire Station's Engine 57 was fatally burned by a sudden, intense fire run up a steep drainage below their location during the Esperanza Fire at approximately 7:15 a.m. on October 26, 2006. All five firefighters were overrun by the fire at Twin Pines, located in the San Jacinto Mountains approximately four miles southwest of the City of Cabazon, California. The fire was located near Beaumont, California in Riverside County. Alandale station is located near the community of Idyllwild. Firefighting aircraft operations As of 2001, eight Air Tactical Group Supervisors (ATGSs) work out of the Forest Supervisor's Office in San Bernardino. This position requires completion of an 80-hour CDF/Forest Service attack management course. A Helicopter Coordinator (J-374) course is recommended. Vegetation There are many different species of trees, many coniferous, that grow in the mountains. Pines, such as ponderosa pine, Jeffrey pine, sugar pine, Coulter pine, lodgepole pine, single-leaf pinyon, and knobcone pine all thrive here. Other coniferous trees, such as white fir, bigcone Douglas-fir (Pseudotsuga macrocarpa), incense cedar, and western juniper also thrive here. Canyon live oak, California black oak, and Pacific dogwood are other trees that also grow here. The forest contains an estimated of old growth. The most common old-growth forest types are Sierra Nevada mixed conifer forests, white fir (Abies concolor) forests, Jeffrey pine (Pinus jeffreyi) forests, and lodgepole pine (Pinus contorta) forests. Climbing Gavin Escobar, a former Dallas Cowboys player, and a girl died around noon on September 28, 2022, while rock climbing near Tahquitz Rock. See also Big Bear Lake Deep Creek Hot Springs Big Bear Discovery Center Fires in San Bernardino National Forest Valley Fire Cranston Fire References Yellow Post Camp Site Info Dated Feb 2014 https://commons.wikimedia.org/wiki/File:Yellow_camp_site_info_big_bear.pdf External links Official San Bernardino National Forest website Local Hikes.com: Southern California Trails in the San