San Francisco, Exploration and early settlement

It is extraordinary that the site of San Francisco should have been explored first by land instead of from the sea, for San Francisco Bay is one of the most splendid natural harbours of the world, yet great captains and explorers—Juan Rodríguez Cabrillo (1542–43), Sir Francis Drake (1579), and Sebastián Vizcaíno (1602)—sailed unheeding past the entrance. In 1769 a scouting party from an expedition