Historical Marker
Mount Diablo Beacon:
Historical marker location:
Walnut Creek, California
( Marker can be reached from Summit Road.)
Left Dark by War, Lighted in Remembrance.
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.