33-barreled Organs

Historical marker location:

62434 Chiriaco Road, Chiriaco Summit, California

( Marker can be reached from Chiriaco Road near Summit Road, on the right when traveling west.)

Leonardo da Vinci Weapons of War & Invention.

California was the site of the nation's first successful oil well in 1892. The well was drilled in the city of Los Angeles and produced about 25 barrels of oil a day. Today, California remains a major oil-producing state.