Historical Marker
Sixth Army Headquarters
Historical marker location:
38 Keyes Avenue, San Francisco, California
( Marker is on Keyes Avenue north of Sal Street, on the right when traveling north.)
The first European to set foot in California was Juan RodrÃguez Cabrillo, a Portuguese explorer sailing for the Spanish crown. He arrived in what is now San Diego Bay in 1542 and explored the coast for several months.