Portal:San Francisco Bay Area/Did you know/79

San Francisco Bay Salt Ponds

... that the vivid colors of the San Francisco Bay Salt Ponds (pictured), ranging from magenta to blue-green, come from the brine shrimp and microorganisms that thrive in the water?
... that the Laguna Creek watershed debouches into the San Francisco Bay near the site of the ghost town of Drawbridge?
... that the chase scene from the 1968 Steve McQueen film Bullitt starts on Cesar Chavez Street (then Army Street) before continuing through San Francisco?
... that the title of There There, a 2018 novel about urban Indians in Oakland, California, mirrors Gertrude Stein's quip about the city that "There is no there there"?