Gaspar de Portolá returned to the Bay Area the following year, accompanied by Junípero Serra, who established Mission San Carlos Borromeo de Carmelo—the second Spanish mission in Alta California—in what is today Monterey on June 3, 1770. Between 1769 and 1824 a total of 21 missions were established across Alta California.
gaspar de portolá returned to the bay area the following year accompanied by junípero serra who established mission san carlos borromeo de carmelo—the second spanish mission in alta california—in what is today monterey on june 3 1770 between 1769 and 1824 a total of 21 missions were established across alta california