On the peak of Mt. Diablo is an inactive aviation beacon which fell into disuse after the Pearl Harbor attack. It is now lit once a year on December 7 in memory of those who lost their lives in the attack. I’ve been shooting it from work each year ever since I found out about it. Last year was the first year I’ve been able to shoot from the roof though.
Yes. This is 4 months late.
2012 (also the top image)