A Spanish exploration party, led by Don Gaspar de Portolà, arriving on November 2,1769, was the first documented European visit to San Francisco Bay, claiming it for Spain as part of the Viceroyalty of New Spain.
A Spanish exploration party was the first documented European visit to San Francisco Bay. A Spanish exploration party was led by Don Gaspar de Portolà. Don Gaspar de Portolà was arriving on November 2,1769. A Spanish exploration party was claiming it for Spain as part of the Viceroyalty of New Spain. A Spanish exploration party was led by Don Gaspar de Portolà. Don Gaspar de Portolà was arriving on November 2,1769.