Shapes of San Francisco

Through most of the pandemic lockdown, I was religious about my morning walks. It was the only time of the day I felt comfortable going out for a walk without a mask. Lately, that habit of going out before the sunrise had fallen off the wayside. I started to walk (and bike) during the day — sometimes to get coffee or just some exercise.
Earlier this month, however, I left home early, walked down the Embracadero, and then up the Market Street and turned right on the Second Street. I wanted to make a two-mile loop. While walking up the empty street, I spotted a visual composition that caught my eye. It was enough for me to interrupt my walk and stop.
The LinkedIn building on Second Street is such a perfect rectangle of rectangles. Its dark glass exterior further enhances the building’s clean edges and many right angles. I






