Dumbarton · This is the name of the southernmost bridge across San Francisco Bay. At the west end is our Menlo Park campus, where I usually work while I’m here, and at the east end is Newark, a salt-mining town, where I usually stay. So I’ve driven across that bridge a lot, usually in a hurry, often noting that there’s a walking trail at one end and a wildlife refuge at the other. Yesterday I stopped at both. Herewith the pictures, with remarks on tequila and hell ...