The tower of the new eastern span of the Bay Bridge provides its silhouette, and by blocking the sun brings out a halo caused by a high thin layer of icy cloud. By the way, I found it's a 10 mile round trip from the parking lot to the current end point of the walkway and back. My wife did not know this when we started out.
NIKON CORPORATION NIKON D7000, f/9 @ 11 mm, 1/1250, ISO 125, No Flash
© John N. Christensen