The Presidio of San Diego was the base of operations for the Spanish colonization of California in the 17th century.
 It is currently housing the Defense Language Institute, in MontereyThe Presidio Real de San Diego, founded in 1769 in San Diego, its rancho del rey was what became Rancho de la Nacin
The Presidio de San Pedro del Gallo (1690s), in San Pedro del Gallo

