Early Sunday morning, in the pea-soup thick fog that shrouded SF Bay, more than 2,000 athletes took the plunge from the paddle wheel SF Belle off the Alcatraz shoreline into the 58-degree open water of the Pacific.
Just over the Golden Gate Bridge are the bucolic hills and rolling surf of West Marin. For this week's Scenes of the City we explored the Marin countryside, from the hidden Nicasio Valley to the seaside escape of Bolinas, plus the serpentine and beautiful Lagunitas Creek.
Essential SF knowledge in your inbox
Sign up for our email newsletters to keep up on events, restaurants and SF haps.