Sidney Flat

Historical marker location:

5175 Somersville Road, Antioch, California

( Marker is on Somersville Road, on the left when traveling south.)

Marker installed: 2002

The San Francisco cable car system is the world's last manually operated cable car system. The system was built in 1873 and is a National Historic Landmark. The cable cars are a popular tourist attraction and are featured in many movies and TV shows.