Here is a picture of Alcatraz Lighthouse from my trip to San Francisco back in October.
The original Alcatraz Lighthouse was the first one built on the west coast. In 1909, this 84-foot concrete tower replaced the original, which was damaged in the 1906 earthquake.
![Alcatraz Lighthouse Alcatraz Lighthouse](https://alloyphoto.com/wp-content/uploads/2009/12/MG_4868.jpg)
Alcatraz Lighthouse