
Jonas moved from Rotterdam a decade ago and now maps San Francisco on foot, from the Sutro Baths ruins to the murals of Balmy Alley. He builds day plans around the fog line, the Muni map and which viewpoints actually clear by afternoon.
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The city's hills, fog and neighbourhoods, one route at a time · San Francisco, United States

Jonas moved from Rotterdam a decade ago and now maps San Francisco on foot, from the Sutro Baths ruins to the murals of Balmy Alley. He builds day plans around the fog line, the Muni map and which viewpoints actually clear by afternoon.