Found Art: Eared Disc on Market St. (November 26, 2013)

Crossing Market St. in San Francisco on the weekend, I saw a yellow disc with "ears" painted on the street--a marking I've never encountered before. I have no idea what it means, but it looked like art to me. Maybe you'll find it, too.

For more unintended art, see my blog Serendipitous Art.